Finding the Third Proportional to 59,828.25 and 129,562.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,828.25 : 129,562.50 = 129,562.50 : x
2. Step 2: Convert to fraction form
   59,828.25/129,562.50 = 129,562.50/x
3. Step 3: Cross multiply
   59,828.25x = 129,562.50 × 129,562.50
4. Step 4: Simplify right side
   59,828.25x = 16,786,441,406.25
5. Step 5: Solve for x
   x = 16,786,441,406.25/59,828.25
6. Step 6: Final answer
   x = 280,577.18