Finding the Fourth Proportional to 10,307.38, 14,224.12 and 5,591.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,307.38 : 14,224.12 = 5,591.56 : x
2. Step 2: Convert to fraction form
   10,307.38/14,224.12 = 5,591.56/x
3. Step 3: Cross multiply
   10,307.38x = 14,224.12 × 5,591.56
4. Step 4: Simplify right side
   10,307.38x = 79,535,020.43
5. Step 5: Solve for x
   x = 79,535,020.43/10,307.38
6. Step 6: Final answer
   x = 7,716.32