Finding the Fourth Proportional to 10,043.10, 13,859.60 and 5,566.91

Step by Step Solution

1. Step 1: Write the proportion equation
   10,043.10 : 13,859.60 = 5,566.91 : x
2. Step 2: Convert to fraction form
   10,043.10/13,859.60 = 5,566.91/x
3. Step 3: Cross multiply
   10,043.10x = 13,859.60 × 5,566.91
4. Step 4: Simplify right side
   10,043.10x = 77,155,048.70
5. Step 5: Solve for x
   x = 77,155,048.70/10,043.10
6. Step 6: Final answer
   x = 7,682.39