Finding the Fourth Proportional to 13,031.59, 19,544.28 and 5,133.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,031.59 : 19,544.28 = 5,133.82 : x
2. Step 2: Convert to fraction form
   13,031.59/19,544.28 = 5,133.82/x
3. Step 3: Cross multiply
   13,031.59x = 19,544.28 × 5,133.82
4. Step 4: Simplify right side
   13,031.59x = 100,336,815.55
5. Step 5: Solve for x
   x = 100,336,815.55/13,031.59
6. Step 6: Final answer
   x = 7,699.51