Finding the Third Proportional to 8,407,693.69 and 13,728,892.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,407,693.69 : 13,728,892.50 = 13,728,892.50 : x
2. Step 2: Convert to fraction form
   8,407,693.69/13,728,892.50 = 13,728,892.50/x
3. Step 3: Cross multiply
   8,407,693.69x = 13,728,892.50 × 13,728,892.50
4. Step 4: Simplify right side
   8,407,693.69x = 188,482,489,276,556.25
5. Step 5: Solve for x
   x = 188,482,489,276,556.25/8,407,693.69
6. Step 6: Final answer
   x = 22,417,858.72