Finding the Third Proportional to 57,744.75 and 85,773.38

Step by Step Solution

1. Step 1: Write the proportion equation
   57,744.75 : 85,773.38 = 85,773.38 : x
2. Step 2: Convert to fraction form
   57,744.75/85,773.38 = 85,773.38/x
3. Step 3: Cross multiply
   57,744.75x = 85,773.38 × 85,773.38
4. Step 4: Simplify right side
   57,744.75x = 7,357,071,858.89
5. Step 5: Solve for x
   x = 7,357,071,858.89/57,744.75
6. Step 6: Final answer
   x = 127,406.77