Finding the Third Proportional to 55,391.50 and 85,932

Step by Step Solution

1. Step 1: Write the proportion equation
   55,391.50 : 85,932 = 85,932 : x
2. Step 2: Convert to fraction form
   55,391.50/85,932 = 85,932/x
3. Step 3: Cross multiply
   55,391.50x = 85,932 × 85,932
4. Step 4: Simplify right side
   55,391.50x = 7,384,308,624
5. Step 5: Solve for x
   x = 7,384,308,624/55,391.50
6. Step 6: Final answer
   x = 133,311.22