Finding the Fourth Proportional to 10,307.03, 14,223.69 and 5,591.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,307.03 : 14,223.69 = 5,591.31 : x
2. Step 2: Convert to fraction form
   10,307.03/14,223.69 = 5,591.31/x
3. Step 3: Cross multiply
   10,307.03x = 14,223.69 × 5,591.31
4. Step 4: Simplify right side
   10,307.03x = 79,529,060.13
5. Step 5: Solve for x
   x = 79,529,060.13/10,307.03
6. Step 6: Final answer
   x = 7,716.01