Finding the Fourth Proportional to 9,043.91, 13,561.61 and 3,499.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,043.91 : 13,561.61 = 3,499.86 : x
2. Step 2: Convert to fraction form
   9,043.91/13,561.61 = 3,499.86/x
3. Step 3: Cross multiply
   9,043.91x = 13,561.61 × 3,499.86
4. Step 4: Simplify right side
   9,043.91x = 47,463,718.88
5. Step 5: Solve for x
   x = 47,463,718.88/9,043.91
6. Step 6: Final answer
   x = 5,248.14