Finding the Fourth Proportional to 359,899.83, 540,016.65 and 157,469.24

Step by Step Solution

1. Step 1: Write the proportion equation
   359,899.83 : 540,016.65 = 157,469.24 : x
2. Step 2: Convert to fraction form
   359,899.83/540,016.65 = 157,469.24/x
3. Step 3: Cross multiply
   359,899.83x = 540,016.65 × 157,469.24
4. Step 4: Simplify right side
   359,899.83x = 85,036,012,812.89
5. Step 5: Solve for x
   x = 85,036,012,812.89/359,899.83
6. Step 6: Final answer
   x = 236,276.89