Finding the Third Proportional to 90,329.50 and 134,184.50

Step by Step Solution

1. Step 1: Write the proportion equation
   90,329.50 : 134,184.50 = 134,184.50 : x
2. Step 2: Convert to fraction form
   90,329.50/134,184.50 = 134,184.50/x
3. Step 3: Cross multiply
   90,329.50x = 134,184.50 × 134,184.50
4. Step 4: Simplify right side
   90,329.50x = 18,005,480,040.25
5. Step 5: Solve for x
   x = 18,005,480,040.25/90,329.50
6. Step 6: Final answer
   x = 199,331.12