Finding the Fourth Proportional to 82,900.72, 124,375.38 and 26,739.70

Step by Step Solution

1. Step 1: Write the proportion equation
   82,900.72 : 124,375.38 = 26,739.70 : x
2. Step 2: Convert to fraction form
   82,900.72/124,375.38 = 26,739.70/x
3. Step 3: Cross multiply
   82,900.72x = 124,375.38 × 26,739.70
4. Step 4: Simplify right side
   82,900.72x = 3,325,760,348.59
5. Step 5: Solve for x
   x = 3,325,760,348.59/82,900.72
6. Step 6: Final answer
   x = 40,117.39