Finding the Fourth Proportional to 361,038.30, 541,632.18 and 108,308.58

Step by Step Solution

1. Step 1: Write the proportion equation
   361,038.30 : 541,632.18 = 108,308.58 : x
2. Step 2: Convert to fraction form
   361,038.30/541,632.18 = 108,308.58/x
3. Step 3: Cross multiply
   361,038.30x = 541,632.18 × 108,308.58
4. Step 4: Simplify right side
   361,038.30x = 58,663,412,298.10
5. Step 5: Solve for x
   x = 58,663,412,298.10/361,038.30
6. Step 6: Final answer
   x = 162,485.29