Finding the Fourth Proportional to 140,610.78, 194,042.52 and 76,948.02

Step by Step Solution

1. Step 1: Write the proportion equation
   140,610.78 : 194,042.52 = 76,948.02 : x
2. Step 2: Convert to fraction form
   140,610.78/194,042.52 = 76,948.02/x
3. Step 3: Cross multiply
   140,610.78x = 194,042.52 × 76,948.02
4. Step 4: Simplify right side
   140,610.78x = 14,931,187,709.81
5. Step 5: Solve for x
   x = 14,931,187,709.81/140,610.78
6. Step 6: Final answer
   x = 106,188.07