Finding the Fourth Proportional to 12,402,238.43, 17,116,950.56 and 8,929,073.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,402,238.43 : 17,116,950.56 = 8,929,073.30 : x
2. Step 2: Convert to fraction form
   12,402,238.43/17,116,950.56 = 8,929,073.30/x
3. Step 3: Cross multiply
   12,402,238.43x = 17,116,950.56 × 8,929,073.30
4. Step 4: Simplify right side
   12,402,238.43x = 152,838,506,178,070.69
5. Step 5: Solve for x
   x = 152,838,506,178,070.69/12,402,238.43
6. Step 6: Final answer
   x = 12,323,461.37