Finding the Fourth Proportional to 10,390.68, 14,357.88 and 7,401.33

Step by Step Solution

1. Step 1: Write the proportion equation
   10,390.68 : 14,357.88 = 7,401.33 : x
2. Step 2: Convert to fraction form
   10,390.68/14,357.88 = 7,401.33/x
3. Step 3: Cross multiply
   10,390.68x = 14,357.88 × 7,401.33
4. Step 4: Simplify right side
   10,390.68x = 106,267,407.98
5. Step 5: Solve for x
   x = 106,267,407.98/10,390.68
6. Step 6: Final answer
   x = 10,227.19