Finding the Third Proportional to 72,612 and 114,108

Step by Step Solution

1. Step 1: Write the proportion equation
   72,612 : 114,108 = 114,108 : x
2. Step 2: Convert to fraction form
   72,612/114,108 = 114,108/x
3. Step 3: Cross multiply
   72,612x = 114,108 × 114,108
4. Step 4: Simplify right side
   72,612x = 13,020,635,664
5. Step 5: Solve for x
   x = 13,020,635,664/72,612
6. Step 6: Final answer
   x = 179,317.96