Finding the Fourth Proportional to 10,320.39, 14,241.76 and 5,604.57

Step by Step Solution

1. Step 1: Write the proportion equation
   10,320.39 : 14,241.76 = 5,604.57 : x
2. Step 2: Convert to fraction form
   10,320.39/14,241.76 = 5,604.57/x
3. Step 3: Cross multiply
   10,320.39x = 14,241.76 × 5,604.57
4. Step 4: Simplify right side
   10,320.39x = 79,818,926.83
5. Step 5: Solve for x
   x = 79,818,926.83/10,320.39
6. Step 6: Final answer
   x = 7,734.10