Finding the Fourth Proportional to 342,057.27, 472,035.84 and 189,099.41

Step by Step Solution

1. Step 1: Write the proportion equation
   342,057.27 : 472,035.84 = 189,099.41 : x
2. Step 2: Convert to fraction form
   342,057.27/472,035.84 = 189,099.41/x
3. Step 3: Cross multiply
   342,057.27x = 472,035.84 × 189,099.41
4. Step 4: Simplify right side
   342,057.27x = 89,261,695,773.55
5. Step 5: Solve for x
   x = 89,261,695,773.55/342,057.27
6. Step 6: Final answer
   x = 260,955.41