Finding the Fourth Proportional to 10,031.52, 13,843.98 and 5,555.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,031.52 : 13,843.98 = 5,555.76 : x
2. Step 2: Convert to fraction form
   10,031.52/13,843.98 = 5,555.76/x
3. Step 3: Cross multiply
   10,031.52x = 13,843.98 × 5,555.76
4. Step 4: Simplify right side
   10,031.52x = 76,913,830.32
5. Step 5: Solve for x
   x = 76,913,830.32/10,031.52
6. Step 6: Final answer
   x = 7,667.22