Finding the Fourth Proportional to 140,162.96, 193,429.04 and 76,504.88

Step by Step Solution

1. Step 1: Write the proportion equation
   140,162.96 : 193,429.04 = 76,504.88 : x
2. Step 2: Convert to fraction form
   140,162.96/193,429.04 = 76,504.88/x
3. Step 3: Cross multiply
   140,162.96x = 193,429.04 × 76,504.88
4. Step 4: Simplify right side
   140,162.96x = 14,798,265,493.72
5. Step 5: Solve for x
   x = 14,798,265,493.72/140,162.96
6. Step 6: Final answer
   x = 105,579.00