Finding the Fourth Proportional to 13,031.88, 17,983.89 and 7,063.39

Step by Step Solution

1. Step 1: Write the proportion equation
   13,031.88 : 17,983.89 = 7,063.39 : x
2. Step 2: Convert to fraction form
   13,031.88/17,983.89 = 7,063.39/x
3. Step 3: Cross multiply
   13,031.88x = 17,983.89 × 7,063.39
4. Step 4: Simplify right side
   13,031.88x = 127,027,228.79
5. Step 5: Solve for x
   x = 127,027,228.79/13,031.88
6. Step 6: Final answer
   x = 9,747.42