Finding the Third Proportional to 57,017.25 and 132,134.63

Step by Step Solution

1. Step 1: Write the proportion equation
   57,017.25 : 132,134.63 = 132,134.63 : x
2. Step 2: Convert to fraction form
   57,017.25/132,134.63 = 132,134.63/x
3. Step 3: Cross multiply
   57,017.25x = 132,134.63 × 132,134.63
4. Step 4: Simplify right side
   57,017.25x = 17,459,559,123.89
5. Step 5: Solve for x
   x = 17,459,559,123.89/57,017.25
6. Step 6: Final answer
   x = 306,215.38