Finding the Fourth Proportional to 10,380.69, 14,317.43 and 6,604.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,380.69 : 14,317.43 = 6,604.47 : x
2. Step 2: Convert to fraction form
   10,380.69/14,317.43 = 6,604.47/x
3. Step 3: Cross multiply
   10,380.69x = 14,317.43 × 6,604.47
4. Step 4: Simplify right side
   10,380.69x = 94,559,003.89
5. Step 5: Solve for x
   x = 94,559,003.89/10,380.69
6. Step 6: Final answer
   x = 9,109.13