Finding the Fourth Proportional to 151,858.56, 227,793.86 and 57,079.20

Step by Step Solution

1. Step 1: Write the proportion equation
   151,858.56 : 227,793.86 = 57,079.20 : x
2. Step 2: Convert to fraction form
   151,858.56/227,793.86 = 57,079.20/x
3. Step 3: Cross multiply
   151,858.56x = 227,793.86 × 57,079.20
4. Step 4: Simplify right side
   151,858.56x = 13,002,291,293.71
5. Step 5: Solve for x
   x = 13,002,291,293.71/151,858.56
6. Step 6: Final answer
   x = 85,621.06