Finding the Fourth Proportional to 570,789.92, 856,116.72 and 150,098.56

Step by Step Solution

1. Step 1: Write the proportion equation
   570,789.92 : 856,116.72 = 150,098.56 : x
2. Step 2: Convert to fraction form
   570,789.92/856,116.72 = 150,098.56/x
3. Step 3: Cross multiply
   570,789.92x = 856,116.72 × 150,098.56
4. Step 4: Simplify right side
   570,789.92x = 128,501,886,863.92
5. Step 5: Solve for x
   x = 128,501,886,863.92/570,789.92
6. Step 6: Final answer
   x = 225,129.92