Finding the Third Proportional to 14,578,542 and 31,902,862.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,578,542 : 31,902,862.50 = 31,902,862.50 : x
2. Step 2: Convert to fraction form
   14,578,542/31,902,862.50 = 31,902,862.50/x
3. Step 3: Cross multiply
   14,578,542x = 31,902,862.50 × 31,902,862.50
4. Step 4: Simplify right side
   14,578,542x = 1,017,792,635,693,906.25
5. Step 5: Solve for x
   x = 1,017,792,635,693,906.25/14,578,542
6. Step 6: Final answer
   x = 69,814,432.45