Finding the Third Proportional to 78,552 and 111,061

Step by Step Solution

1. Step 1: Write the proportion equation
   78,552 : 111,061 = 111,061 : x
2. Step 2: Convert to fraction form
   78,552/111,061 = 111,061/x
3. Step 3: Cross multiply
   78,552x = 111,061 × 111,061
4. Step 4: Simplify right side
   78,552x = 12,334,545,721
5. Step 5: Solve for x
   x = 12,334,545,721/78,552
6. Step 6: Final answer
   x = 157,023.96