Finding the Third Proportional to 57,445.88 and 82,739.81

Step by Step Solution

1. Step 1: Write the proportion equation
   57,445.88 : 82,739.81 = 82,739.81 : x
2. Step 2: Convert to fraction form
   57,445.88/82,739.81 = 82,739.81/x
3. Step 3: Cross multiply
   57,445.88x = 82,739.81 × 82,739.81
4. Step 4: Simplify right side
   57,445.88x = 6,845,876,572.54
5. Step 5: Solve for x
   x = 6,845,876,572.54/57,445.88
6. Step 6: Final answer
   x = 119,170.90