Finding the Fourth Proportional to 11,393.87, 17,085.17 and 3,494.49

Step by Step Solution

1. Step 1: Write the proportion equation
   11,393.87 : 17,085.17 = 3,494.49 : x
2. Step 2: Convert to fraction form
   11,393.87/17,085.17 = 3,494.49/x
3. Step 3: Cross multiply
   11,393.87x = 17,085.17 × 3,494.49
4. Step 4: Simplify right side
   11,393.87x = 59,703,925.86
5. Step 5: Solve for x
   x = 59,703,925.86/11,393.87
6. Step 6: Final answer
   x = 5,240.01