Finding the Fourth Proportional to 10,307.07, 14,223.39 and 5,591.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,307.07 : 14,223.39 = 5,591.25 : x
2. Step 2: Convert to fraction form
   10,307.07/14,223.39 = 5,591.25/x
3. Step 3: Cross multiply
   10,307.07x = 14,223.39 × 5,591.25
4. Step 4: Simplify right side
   10,307.07x = 79,526,529.34
5. Step 5: Solve for x
   x = 79,526,529.34/10,307.07
6. Step 6: Final answer
   x = 7,715.73