Finding the Third Proportional to 60,700.50 and 123,808.50

Step by Step Solution

1. Step 1: Write the proportion equation
   60,700.50 : 123,808.50 = 123,808.50 : x
2. Step 2: Convert to fraction form
   60,700.50/123,808.50 = 123,808.50/x
3. Step 3: Cross multiply
   60,700.50x = 123,808.50 × 123,808.50
4. Step 4: Simplify right side
   60,700.50x = 15,328,544,672.25
5. Step 5: Solve for x
   x = 15,328,544,672.25/60,700.50
6. Step 6: Final answer
   x = 252,527.49