Finding the Third Proportional to 90,568.13 and 133,081.31

Step by Step Solution

1. Step 1: Write the proportion equation
   90,568.13 : 133,081.31 = 133,081.31 : x
2. Step 2: Convert to fraction form
   90,568.13/133,081.31 = 133,081.31/x
3. Step 3: Cross multiply
   90,568.13x = 133,081.31 × 133,081.31
4. Step 4: Simplify right side
   90,568.13x = 17,710,635,736.72
5. Step 5: Solve for x
   x = 17,710,635,736.72/90,568.13
6. Step 6: Final answer
   x = 195,550.43