Finding the Fourth Proportional to 11,934.01, 17,909.25 and 4,142.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,934.01 : 17,909.25 = 4,142.82 : x
2. Step 2: Convert to fraction form
   11,934.01/17,909.25 = 4,142.82/x
3. Step 3: Cross multiply
   11,934.01x = 17,909.25 × 4,142.82
4. Step 4: Simplify right side
   11,934.01x = 74,194,799.09
5. Step 5: Solve for x
   x = 74,194,799.09/11,934.01
6. Step 6: Final answer
   x = 6,217.09