Finding the Fourth Proportional to 10,042.76, 13,859.83 and 5,567.91

Step by Step Solution

1. Step 1: Write the proportion equation
   10,042.76 : 13,859.83 = 5,567.91 : x
2. Step 2: Convert to fraction form
   10,042.76/13,859.83 = 5,567.91/x
3. Step 3: Cross multiply
   10,042.76x = 13,859.83 × 5,567.91
4. Step 4: Simplify right side
   10,042.76x = 77,170,293.02
5. Step 5: Solve for x
   x = 77,170,293.02/10,042.76
6. Step 6: Final answer
   x = 7,684.18