Finding the Fourth Proportional to 10,042.18, 13,858.28 and 5,566

Step by Step Solution

1. Step 1: Write the proportion equation
   10,042.18 : 13,858.28 = 5,566 : x
2. Step 2: Convert to fraction form
   10,042.18/13,858.28 = 5,566/x
3. Step 3: Cross multiply
   10,042.18x = 13,858.28 × 5,566
4. Step 4: Simplify right side
   10,042.18x = 77,135,186.48
5. Step 5: Solve for x
   x = 77,135,186.48/10,042.18
6. Step 6: Final answer
   x = 7,681.12