Finding the Fourth Proportional to 10,307.76, 14,224.34 and 5,591.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,307.76 : 14,224.34 = 5,591.94 : x
2. Step 2: Convert to fraction form
   10,307.76/14,224.34 = 5,591.94/x
3. Step 3: Cross multiply
   10,307.76x = 14,224.34 × 5,591.94
4. Step 4: Simplify right side
   10,307.76x = 79,541,655.82
5. Step 5: Solve for x
   x = 79,541,655.82/10,307.76
6. Step 6: Final answer
   x = 7,716.68