Finding the Fourth Proportional to 11,199.32, 16,809.37 and 5,656.55

Step by Step Solution

1. Step 1: Write the proportion equation
   11,199.32 : 16,809.37 = 5,656.55 : x
2. Step 2: Convert to fraction form
   11,199.32/16,809.37 = 5,656.55/x
3. Step 3: Cross multiply
   11,199.32x = 16,809.37 × 5,656.55
4. Step 4: Simplify right side
   11,199.32x = 95,083,013.59
5. Step 5: Solve for x
   x = 95,083,013.59/11,199.32
6. Step 6: Final answer
   x = 8,490.07