Finding the Fourth Proportional to 11,043.51, 16,561.76 and 3,646.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,043.51 : 16,561.76 = 3,646.59 : x
2. Step 2: Convert to fraction form
   11,043.51/16,561.76 = 3,646.59/x
3. Step 3: Cross multiply
   11,043.51x = 16,561.76 × 3,646.59
4. Step 4: Simplify right side
   11,043.51x = 60,393,930.17
5. Step 5: Solve for x
   x = 60,393,930.17/11,043.51
6. Step 6: Final answer
   x = 5,468.73