Finding the Fourth Proportional to 9,443.59, 13,031.89 and 5,194.66

Step by Step Solution

1. Step 1: Write the proportion equation
   9,443.59 : 13,031.89 = 5,194.66 : x
2. Step 2: Convert to fraction form
   9,443.59/13,031.89 = 5,194.66/x
3. Step 3: Cross multiply
   9,443.59x = 13,031.89 × 5,194.66
4. Step 4: Simplify right side
   9,443.59x = 67,696,237.71
5. Step 5: Solve for x
   x = 67,696,237.71/9,443.59
6. Step 6: Final answer
   x = 7,168.49