Finding the Fourth Proportional to 10,386.43, 14,333.36 and 5,670.41

Step by Step Solution

1. Step 1: Write the proportion equation
   10,386.43 : 14,333.36 = 5,670.41 : x
2. Step 2: Convert to fraction form
   10,386.43/14,333.36 = 5,670.41/x
3. Step 3: Cross multiply
   10,386.43x = 14,333.36 × 5,670.41
4. Step 4: Simplify right side
   10,386.43x = 81,275,927.86
5. Step 5: Solve for x
   x = 81,275,927.86/10,386.43
6. Step 6: Final answer
   x = 7,825.21