Finding the Third Proportional to 57,008.81 and 131,962.50

Step by Step Solution

1. Step 1: Write the proportion equation
   57,008.81 : 131,962.50 = 131,962.50 : x
2. Step 2: Convert to fraction form
   57,008.81/131,962.50 = 131,962.50/x
3. Step 3: Cross multiply
   57,008.81x = 131,962.50 × 131,962.50
4. Step 4: Simplify right side
   57,008.81x = 17,414,101,406.25
5. Step 5: Solve for x
   x = 17,414,101,406.25/57,008.81
6. Step 6: Final answer
   x = 305,463.32