Finding the Third Proportional to 39,741.75 and 55,702.13

Step by Step Solution

1. Step 1: Write the proportion equation
   39,741.75 : 55,702.13 = 55,702.13 : x
2. Step 2: Convert to fraction form
   39,741.75/55,702.13 = 55,702.13/x
3. Step 3: Cross multiply
   39,741.75x = 55,702.13 × 55,702.13
4. Step 4: Simplify right side
   39,741.75x = 3,102,726,729.52
5. Step 5: Solve for x
   x = 3,102,726,729.52/39,741.75
6. Step 6: Final answer
   x = 78,072.22