Finding the Fourth Proportional to 9,443.17, 13,031.30 and 5,194.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,443.17 : 13,031.30 = 5,194.23 : x
2. Step 2: Convert to fraction form
   9,443.17/13,031.30 = 5,194.23/x
3. Step 3: Cross multiply
   9,443.17x = 13,031.30 × 5,194.23
4. Step 4: Simplify right side
   9,443.17x = 67,687,515.26
5. Step 5: Solve for x
   x = 67,687,515.26/9,443.17
6. Step 6: Final answer
   x = 7,167.88