Finding the Third Proportional to 9,612,499.50 and 14,420,659.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,612,499.50 : 14,420,659.50 = 14,420,659.50 : x
2. Step 2: Convert to fraction form
   9,612,499.50/14,420,659.50 = 14,420,659.50/x
3. Step 3: Cross multiply
   9,612,499.50x = 14,420,659.50 × 14,420,659.50
4. Step 4: Simplify right side
   9,612,499.50x = 207,955,420,414,940.25
5. Step 5: Solve for x
   x = 207,955,420,414,940.25/9,612,499.50
6. Step 6: Final answer
   x = 21,633,855.00