Finding the Fourth Proportional to 140,458.71, 193,831.69 and 76,795.83

Step by Step Solution

1. Step 1: Write the proportion equation
   140,458.71 : 193,831.69 = 76,795.83 : x
2. Step 2: Convert to fraction form
   140,458.71/193,831.69 = 76,795.83/x
3. Step 3: Cross multiply
   140,458.71x = 193,831.69 × 76,795.83
4. Step 4: Simplify right side
   140,458.71x = 14,885,465,513.85
5. Step 5: Solve for x
   x = 14,885,465,513.85/140,458.71
6. Step 6: Final answer
   x = 105,977.52