Finding the Fourth Proportional to 12,663,944,363,435, 17,475,284,128,402 and 7,107,195,637,230

Step by Step Solution

1. Step 1: Write the proportion equation
   12,663,944,363,435 : 17,475,284,128,402 = 7,107,195,637,230 : x
2. Step 2: Convert to fraction form
   12,663,944,363,435/17,475,284,128,402 = 7,107,195,637,230/x
3. Step 3: Cross multiply
   12,663,944,363,435x = 17,475,284,128,402 × 7,107,195,637,230
4. Step 4: Simplify right side
   12,663,944,363,435x = 124,200,263,116,733,359,044,165,632
5. Step 5: Solve for x
   x = 124,200,263,116,733,359,044,165,632/12,663,944,363,435
6. Step 6: Final answer
   x = 9,807,391,721,914.12