Finding the Third Proportional to 72,480.50 and 102,068

Step by Step Solution

1. Step 1: Write the proportion equation
   72,480.50 : 102,068 = 102,068 : x
2. Step 2: Convert to fraction form
   72,480.50/102,068 = 102,068/x
3. Step 3: Cross multiply
   72,480.50x = 102,068 × 102,068
4. Step 4: Simplify right side
   72,480.50x = 10,417,876,624
5. Step 5: Solve for x
   x = 10,417,876,624/72,480.50
6. Step 6: Final answer
   x = 143,733.51