Finding the Third Proportional to 8,962,131 and 19,665,798

Step by Step Solution

1. Step 1: Write the proportion equation
   8,962,131 : 19,665,798 = 19,665,798 : x
2. Step 2: Convert to fraction form
   8,962,131/19,665,798 = 19,665,798/x
3. Step 3: Cross multiply
   8,962,131x = 19,665,798 × 19,665,798
4. Step 4: Simplify right side
   8,962,131x = 386,743,610,976,804
5. Step 5: Solve for x
   x = 386,743,610,976,804/8,962,131
6. Step 6: Final answer
   x = 43,153,086.13