Finding the Fourth Proportional to 140,691.42, 194,152.89 and 76,160.34

Step by Step Solution

1. Step 1: Write the proportion equation
   140,691.42 : 194,152.89 = 76,160.34 : x
2. Step 2: Convert to fraction form
   140,691.42/194,152.89 = 76,160.34/x
3. Step 3: Cross multiply
   140,691.42x = 194,152.89 × 76,160.34
4. Step 4: Simplify right side
   140,691.42x = 14,786,750,114.38
5. Step 5: Solve for x
   x = 14,786,750,114.38/140,691.42
6. Step 6: Final answer
   x = 105,100.58