Finding the Fourth Proportional to 417,846.96, 576,638.52 and 248,081.52

Step by Step Solution

1. Step 1: Write the proportion equation
   417,846.96 : 576,638.52 = 248,081.52 : x
2. Step 2: Convert to fraction form
   417,846.96/576,638.52 = 248,081.52/x
3. Step 3: Cross multiply
   417,846.96x = 576,638.52 × 248,081.52
4. Step 4: Simplify right side
   417,846.96x = 143,053,360,532.15
5. Step 5: Solve for x
   x = 143,053,360,532.15/417,846.96
6. Step 6: Final answer
   x = 342,358.27