Finding the Fourth Proportional to 158,498.37, 237,691.06 and 51,856.61

Step by Step Solution

1. Step 1: Write the proportion equation
   158,498.37 : 237,691.06 = 51,856.61 : x
2. Step 2: Convert to fraction form
   158,498.37/237,691.06 = 51,856.61/x
3. Step 3: Cross multiply
   158,498.37x = 237,691.06 × 51,856.61
4. Step 4: Simplify right side
   158,498.37x = 12,325,851,280.81
5. Step 5: Solve for x
   x = 12,325,851,280.81/158,498.37
6. Step 6: Final answer
   x = 77,766.42