Finding the Fourth Proportional to 151,433.38, 227,005.46 and 56,637.86

Step by Step Solution

1. Step 1: Write the proportion equation
   151,433.38 : 227,005.46 = 56,637.86 : x
2. Step 2: Convert to fraction form
   151,433.38/227,005.46 = 56,637.86/x
3. Step 3: Cross multiply
   151,433.38x = 227,005.46 × 56,637.86
4. Step 4: Simplify right side
   151,433.38x = 12,857,103,462.72
5. Step 5: Solve for x
   x = 12,857,103,462.72/151,433.38
6. Step 6: Final answer
   x = 84,902.70