Finding the Fourth Proportional to 140,613.98, 194,046.78 and 76,083.02

Step by Step Solution

1. Step 1: Write the proportion equation
   140,613.98 : 194,046.78 = 76,083.02 : x
2. Step 2: Convert to fraction form
   140,613.98/194,046.78 = 76,083.02/x
3. Step 3: Cross multiply
   140,613.98x = 194,046.78 × 76,083.02
4. Step 4: Simplify right side
   140,613.98x = 14,763,665,043.68
5. Step 5: Solve for x
   x = 14,763,665,043.68/140,613.98
6. Step 6: Final answer
   x = 104,994.29