Finding the Third Proportional to 31,799,656 and 68,635,244

Step by Step Solution

1. Step 1: Write the proportion equation
   31,799,656 : 68,635,244 = 68,635,244 : x
2. Step 2: Convert to fraction form
   31,799,656/68,635,244 = 68,635,244/x
3. Step 3: Cross multiply
   31,799,656x = 68,635,244 × 68,635,244
4. Step 4: Simplify right side
   31,799,656x = 4,710,796,718,939,536
5. Step 5: Solve for x
   x = 4,710,796,718,939,536/31,799,656
6. Step 6: Final answer
   x = 148,139,864.12