Finding the Third Proportional to 58,740.13 and 88,128.19

Step by Step Solution

1. Step 1: Write the proportion equation
   58,740.13 : 88,128.19 = 88,128.19 : x
2. Step 2: Convert to fraction form
   58,740.13/88,128.19 = 88,128.19/x
3. Step 3: Cross multiply
   58,740.13x = 88,128.19 × 88,128.19
4. Step 4: Simplify right side
   58,740.13x = 7,766,577,432.04
5. Step 5: Solve for x
   x = 7,766,577,432.04/58,740.13
6. Step 6: Final answer
   x = 132,219.29