Finding the Third Proportional to 72,756.04 and 108,686.02

Step by Step Solution

1. Step 1: Write the proportion equation
   72,756.04 : 108,686.02 = 108,686.02 : x
2. Step 2: Convert to fraction form
   72,756.04/108,686.02 = 108,686.02/x
3. Step 3: Cross multiply
   72,756.04x = 108,686.02 × 108,686.02
4. Step 4: Simplify right side
   72,756.04x = 11,812,651,266.10
5. Step 5: Solve for x
   x = 11,812,651,266.10/72,756.04
6. Step 6: Final answer
   x = 162,359.74