Finding the Third Proportional to 72,616.50 and 114,108.75

Step by Step Solution

1. Step 1: Write the proportion equation
   72,616.50 : 114,108.75 = 114,108.75 : x
2. Step 2: Convert to fraction form
   72,616.50/114,108.75 = 114,108.75/x
3. Step 3: Cross multiply
   72,616.50x = 114,108.75 × 114,108.75
4. Step 4: Simplify right side
   72,616.50x = 13,020,806,826.56
5. Step 5: Solve for x
   x = 13,020,806,826.56/72,616.50
6. Step 6: Final answer
   x = 179,309.20