Finding the Third Proportional to 79,572 and 111,545

Step by Step Solution

1. Step 1: Write the proportion equation
   79,572 : 111,545 = 111,545 : x
2. Step 2: Convert to fraction form
   79,572/111,545 = 111,545/x
3. Step 3: Cross multiply
   79,572x = 111,545 × 111,545
4. Step 4: Simplify right side
   79,572x = 12,442,287,025
5. Step 5: Solve for x
   x = 12,442,287,025/79,572
6. Step 6: Final answer
   x = 156,365.14