Finding the Third Proportional to 60,602.50 and 86,752.50

Step by Step Solution

1. Step 1: Write the proportion equation
   60,602.50 : 86,752.50 = 86,752.50 : x
2. Step 2: Convert to fraction form
   60,602.50/86,752.50 = 86,752.50/x
3. Step 3: Cross multiply
   60,602.50x = 86,752.50 × 86,752.50
4. Step 4: Simplify right side
   60,602.50x = 7,525,996,256.25
5. Step 5: Solve for x
   x = 7,525,996,256.25/60,602.50
6. Step 6: Final answer
   x = 124,186.23