Finding the Fourth Proportional to 151,646.32, 227,498.58 and 58,144.78

Step by Step Solution

1. Step 1: Write the proportion equation
   151,646.32 : 227,498.58 = 58,144.78 : x
2. Step 2: Convert to fraction form
   151,646.32/227,498.58 = 58,144.78/x
3. Step 3: Cross multiply
   151,646.32x = 227,498.58 × 58,144.78
4. Step 4: Simplify right side
   151,646.32x = 13,227,854,884.41
5. Step 5: Solve for x
   x = 13,227,854,884.41/151,646.32
6. Step 6: Final answer
   x = 87,228.33