Finding the Third Proportional to 14,639,391 and 31,798,900.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,639,391 : 31,798,900.50 = 31,798,900.50 : x
2. Step 2: Convert to fraction form
   14,639,391/31,798,900.50 = 31,798,900.50/x
3. Step 3: Cross multiply
   14,639,391x = 31,798,900.50 × 31,798,900.50
4. Step 4: Simplify right side
   14,639,391x = 1,011,170,073,008,900.25
5. Step 5: Solve for x
   x = 1,011,170,073,008,900.25/14,639,391
6. Step 6: Final answer
   x = 69,071,867.33