Finding the Third Proportional to 90,322.50 and 127,081.50

Step by Step Solution

1. Step 1: Write the proportion equation
   90,322.50 : 127,081.50 = 127,081.50 : x
2. Step 2: Convert to fraction form
   90,322.50/127,081.50 = 127,081.50/x
3. Step 3: Cross multiply
   90,322.50x = 127,081.50 × 127,081.50
4. Step 4: Simplify right side
   90,322.50x = 16,149,707,642.25
5. Step 5: Solve for x
   x = 16,149,707,642.25/90,322.50
6. Step 6: Final answer
   x = 178,800.49