Finding the Fourth Proportional to 10,380.41, 14,325.01 and 5,664.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,380.41 : 14,325.01 = 5,664.79 : x
2. Step 2: Convert to fraction form
   10,380.41/14,325.01 = 5,664.79/x
3. Step 3: Cross multiply
   10,380.41x = 14,325.01 × 5,664.79
4. Step 4: Simplify right side
   10,380.41x = 81,148,101.77
5. Step 5: Solve for x
   x = 81,148,101.77/10,380.41
6. Step 6: Final answer
   x = 7,817.43