Finding the Fourth Proportional to 82,826.24, 124,128.64 and 30,186.24

Step by Step Solution

1. Step 1: Write the proportion equation
   82,826.24 : 124,128.64 = 30,186.24 : x
2. Step 2: Convert to fraction form
   82,826.24/124,128.64 = 30,186.24/x
3. Step 3: Cross multiply
   82,826.24x = 124,128.64 × 30,186.24
4. Step 4: Simplify right side
   82,826.24x = 3,746,976,917.91
5. Step 5: Solve for x
   x = 3,746,976,917.91/82,826.24
6. Step 6: Final answer
   x = 45,239.01