Finding the Third Proportional to 31,226,482 and 67,665,798

Step by Step Solution

1. Step 1: Write the proportion equation
   31,226,482 : 67,665,798 = 67,665,798 : x
2. Step 2: Convert to fraction form
   31,226,482/67,665,798 = 67,665,798/x
3. Step 3: Cross multiply
   31,226,482x = 67,665,798 × 67,665,798
4. Step 4: Simplify right side
   31,226,482x = 4,578,660,218,976,804
5. Step 5: Solve for x
   x = 4,578,660,218,976,804/31,226,482
6. Step 6: Final answer
   x = 146,627,475.33