Finding the Third Proportional to 61,812.50 and 88,308.75

Step by Step Solution

1. Step 1: Write the proportion equation
   61,812.50 : 88,308.75 = 88,308.75 : x
2. Step 2: Convert to fraction form
   61,812.50/88,308.75 = 88,308.75/x
3. Step 3: Cross multiply
   61,812.50x = 88,308.75 × 88,308.75
4. Step 4: Simplify right side
   61,812.50x = 7,798,435,326.56
5. Step 5: Solve for x
   x = 7,798,435,326.56/61,812.50
6. Step 6: Final answer
   x = 126,162.76