Finding the Fourth Proportional to 586,146.15, 879,096.20 and 165,323.61

Step by Step Solution

1. Step 1: Write the proportion equation
   586,146.15 : 879,096.20 = 165,323.61 : x
2. Step 2: Convert to fraction form
   586,146.15/879,096.20 = 165,323.61/x
3. Step 3: Cross multiply
   586,146.15x = 879,096.20 × 165,323.61
4. Step 4: Simplify right side
   586,146.15x = 145,335,359,105.71
5. Step 5: Solve for x
   x = 145,335,359,105.71/586,146.15
6. Step 6: Final answer
   x = 247,950.72