Finding the Fourth Proportional to 10,381.54, 14,326.54 and 5,666.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,381.54 : 14,326.54 = 5,666.10 : x
2. Step 2: Convert to fraction form
   10,381.54/14,326.54 = 5,666.10/x
3. Step 3: Cross multiply
   10,381.54x = 14,326.54 × 5,666.10
4. Step 4: Simplify right side
   10,381.54x = 81,175,608.29
5. Step 5: Solve for x
   x = 81,175,608.29/10,381.54
6. Step 6: Final answer
   x = 7,819.23