Finding the Third Proportional to 73,225.50 and 99,470.25

Step by Step Solution

1. Step 1: Write the proportion equation
   73,225.50 : 99,470.25 = 99,470.25 : x
2. Step 2: Convert to fraction form
   73,225.50/99,470.25 = 99,470.25/x
3. Step 3: Cross multiply
   73,225.50x = 99,470.25 × 99,470.25
4. Step 4: Simplify right side
   73,225.50x = 9,894,330,635.06
5. Step 5: Solve for x
   x = 9,894,330,635.06/73,225.50
6. Step 6: Final answer
   x = 135,121.38