Finding the Third Proportional to 59,106.50 and 86,459.25

Step by Step Solution

1. Step 1: Write the proportion equation
   59,106.50 : 86,459.25 = 86,459.25 : x
2. Step 2: Convert to fraction form
   59,106.50/86,459.25 = 86,459.25/x
3. Step 3: Cross multiply
   59,106.50x = 86,459.25 × 86,459.25
4. Step 4: Simplify right side
   59,106.50x = 7,475,201,910.56
5. Step 5: Solve for x
   x = 7,475,201,910.56/59,106.50
6. Step 6: Final answer
   x = 126,470.05