Finding the Third Proportional to 71,494 and 108,778

Step by Step Solution

1. Step 1: Write the proportion equation
   71,494 : 108,778 = 108,778 : x
2. Step 2: Convert to fraction form
   71,494/108,778 = 108,778/x
3. Step 3: Cross multiply
   71,494x = 108,778 × 108,778
4. Step 4: Simplify right side
   71,494x = 11,832,653,284
5. Step 5: Solve for x
   x = 11,832,653,284/71,494
6. Step 6: Final answer
   x = 165,505.54