Finding the Third Proportional to 43,612.50 and 69,171.75

Step by Step Solution

1. Step 1: Write the proportion equation
   43,612.50 : 69,171.75 = 69,171.75 : x
2. Step 2: Convert to fraction form
   43,612.50/69,171.75 = 69,171.75/x
3. Step 3: Cross multiply
   43,612.50x = 69,171.75 × 69,171.75
4. Step 4: Simplify right side
   43,612.50x = 4,784,730,998.06
5. Step 5: Solve for x
   x = 4,784,730,998.06/43,612.50
6. Step 6: Final answer
   x = 109,710.08