Finding the Third Proportional to 19,929,403 and 32,542,642.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,929,403 : 32,542,642.50 = 32,542,642.50 : x
2. Step 2: Convert to fraction form
   19,929,403/32,542,642.50 = 32,542,642.50/x
3. Step 3: Cross multiply
   19,929,403x = 32,542,642.50 × 32,542,642.50
4. Step 4: Simplify right side
   19,929,403x = 1,059,023,580,882,806.25
5. Step 5: Solve for x
   x = 1,059,023,580,882,806.25/19,929,403
6. Step 6: Final answer
   x = 53,138,750.86