Finding the Fourth Proportional to 262,882.61, 362,778.17 and 142,023.83

Step by Step Solution

1. Step 1: Write the proportion equation
   262,882.61 : 362,778.17 = 142,023.83 : x
2. Step 2: Convert to fraction form
   262,882.61/362,778.17 = 142,023.83/x
3. Step 3: Cross multiply
   262,882.61x = 362,778.17 × 142,023.83
4. Step 4: Simplify right side
   262,882.61x = 51,523,142,619.78
5. Step 5: Solve for x
   x = 51,523,142,619.78/262,882.61
6. Step 6: Final answer
   x = 195,992.97