Finding the Fourth Proportional to 388,177.43, 581,919.86 and 151,465.05

Step by Step Solution

1. Step 1: Write the proportion equation
   388,177.43 : 581,919.86 = 151,465.05 : x
2. Step 2: Convert to fraction form
   388,177.43/581,919.86 = 151,465.05/x
3. Step 3: Cross multiply
   388,177.43x = 581,919.86 × 151,465.05
4. Step 4: Simplify right side
   388,177.43x = 88,140,521,069.56
5. Step 5: Solve for x
   x = 88,140,521,069.56/388,177.43
6. Step 6: Final answer
   x = 227,062.46