Finding the Third Proportional to 55,009.13 and 82,498.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,009.13 : 82,498.50 = 82,498.50 : x
2. Step 2: Convert to fraction form
   55,009.13/82,498.50 = 82,498.50/x
3. Step 3: Cross multiply
   55,009.13x = 82,498.50 × 82,498.50
4. Step 4: Simplify right side
   55,009.13x = 6,806,002,502.25
5. Step 5: Solve for x
   x = 6,806,002,502.25/55,009.13
6. Step 6: Final answer
   x = 123,724.97