Finding the Fourth Proportional to 82,249.77, 123,379.15 and 26,085.81

Step by Step Solution

1. Step 1: Write the proportion equation
   82,249.77 : 123,379.15 = 26,085.81 : x
2. Step 2: Convert to fraction form
   82,249.77/123,379.15 = 26,085.81/x
3. Step 3: Cross multiply
   82,249.77x = 123,379.15 × 26,085.81
4. Step 4: Simplify right side
   82,249.77x = 3,218,445,064.86
5. Step 5: Solve for x
   x = 3,218,445,064.86/82,249.77
6. Step 6: Final answer
   x = 39,130.14