Finding the Fourth Proportional to 140,598.90, 194,023.89 and 76,935.42

Step by Step Solution

1. Step 1: Write the proportion equation
   140,598.90 : 194,023.89 = 76,935.42 : x
2. Step 2: Convert to fraction form
   140,598.90/194,023.89 = 76,935.42/x
3. Step 3: Cross multiply
   140,598.90x = 194,023.89 × 76,935.42
4. Step 4: Simplify right side
   140,598.90x = 14,927,309,467.18
5. Step 5: Solve for x
   x = 14,927,309,467.18/140,598.90
6. Step 6: Final answer
   x = 106,169.46