Finding the Fourth Proportional to 140,092.30, 193,326.42 and 79,662.94

Step by Step Solution

1. Step 1: Write the proportion equation
   140,092.30 : 193,326.42 = 79,662.94 : x
2. Step 2: Convert to fraction form
   140,092.30/193,326.42 = 79,662.94/x
3. Step 3: Cross multiply
   140,092.30x = 193,326.42 × 79,662.94
4. Step 4: Simplify right side
   140,092.30x = 15,400,950,996.87
5. Step 5: Solve for x
   x = 15,400,950,996.87/140,092.30
6. Step 6: Final answer
   x = 109,934.31