Finding the Fourth Proportional to 11,042.88, 16,567.20 and 5,780.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,042.88 : 16,567.20 = 5,780.52 : x
2. Step 2: Convert to fraction form
   11,042.88/16,567.20 = 5,780.52/x
3. Step 3: Cross multiply
   11,042.88x = 16,567.20 × 5,780.52
4. Step 4: Simplify right side
   11,042.88x = 95,767,030.94
5. Step 5: Solve for x
   x = 95,767,030.94/11,042.88
6. Step 6: Final answer
   x = 8,672.29