Finding the Third Proportional to 39,124.69 and 58,870.13

Step by Step Solution

1. Step 1: Write the proportion equation
   39,124.69 : 58,870.13 = 58,870.13 : x
2. Step 2: Convert to fraction form
   39,124.69/58,870.13 = 58,870.13/x
3. Step 3: Cross multiply
   39,124.69x = 58,870.13 × 58,870.13
4. Step 4: Simplify right side
   39,124.69x = 3,465,691,617.52
5. Step 5: Solve for x
   x = 3,465,691,617.52/39,124.69
6. Step 6: Final answer
   x = 88,580.68