Finding the Third Proportional to 38,289.59 and 57,203.72

Step by Step Solution

1. Step 1: Write the proportion equation
   38,289.59 : 57,203.72 = 57,203.72 : x
2. Step 2: Convert to fraction form
   38,289.59/57,203.72 = 57,203.72/x
3. Step 3: Cross multiply
   38,289.59x = 57,203.72 × 57,203.72
4. Step 4: Simplify right side
   38,289.59x = 3,272,265,438.83
5. Step 5: Solve for x
   x = 3,272,265,438.83/38,289.59
6. Step 6: Final answer
   x = 85,460.98