Finding the Fourth Proportional to 10,381.90, 14,326.46 and 5,666.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,381.90 : 14,326.46 = 5,666.08 : x
2. Step 2: Convert to fraction form
   10,381.90/14,326.46 = 5,666.08/x
3. Step 3: Cross multiply
   10,381.90x = 14,326.46 × 5,666.08
4. Step 4: Simplify right side
   10,381.90x = 81,174,840.15
5. Step 5: Solve for x
   x = 81,174,840.15/10,381.90
6. Step 6: Final answer
   x = 7,818.88