Finding the Fourth Proportional to 140,425.27, 193,785.89 and 76,763.22

Step by Step Solution

1. Step 1: Write the proportion equation
   140,425.27 : 193,785.89 = 76,763.22 : x
2. Step 2: Convert to fraction form
   140,425.27/193,785.89 = 76,763.22/x
3. Step 3: Cross multiply
   140,425.27x = 193,785.89 × 76,763.22
4. Step 4: Simplify right side
   140,425.27x = 14,875,628,523.15
5. Step 5: Solve for x
   x = 14,875,628,523.15/140,425.27
6. Step 6: Final answer
   x = 105,932.71