Finding the Fourth Proportional to 9,443.16, 13,026.06 and 5,900.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,443.16 : 13,026.06 = 5,900.28 : x
2. Step 2: Convert to fraction form
   9,443.16/13,026.06 = 5,900.28/x
3. Step 3: Cross multiply
   9,443.16x = 13,026.06 × 5,900.28
4. Step 4: Simplify right side
   9,443.16x = 76,857,401.30
5. Step 5: Solve for x
   x = 76,857,401.30/9,443.16
6. Step 6: Final answer
   x = 8,138.95