Finding the Fourth Proportional to 558,354.89, 837,124.01 and 179,059.72

Step by Step Solution

1. Step 1: Write the proportion equation
   558,354.89 : 837,124.01 = 179,059.72 : x
2. Step 2: Convert to fraction form
   558,354.89/837,124.01 = 179,059.72/x
3. Step 3: Cross multiply
   558,354.89x = 837,124.01 × 179,059.72
4. Step 4: Simplify right side
   558,354.89x = 149,895,189,190.72
5. Step 5: Solve for x
   x = 149,895,189,190.72/558,354.89
6. Step 6: Final answer
   x = 268,458.63