Finding the Fourth Proportional to 82,326.12, 113,615.29 and 50,490.69

Step by Step Solution

1. Step 1: Write the proportion equation
   82,326.12 : 113,615.29 = 50,490.69 : x
2. Step 2: Convert to fraction form
   82,326.12/113,615.29 = 50,490.69/x
3. Step 3: Cross multiply
   82,326.12x = 113,615.29 × 50,490.69
4. Step 4: Simplify right side
   82,326.12x = 5,736,514,386.65
5. Step 5: Solve for x
   x = 5,736,514,386.65/82,326.12
6. Step 6: Final answer
   x = 69,680.37