Finding the Fourth Proportional to 10,046.30, 13,864.77 and 5,571.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,046.30 : 13,864.77 = 5,571.45 : x
2. Step 2: Convert to fraction form
   10,046.30/13,864.77 = 5,571.45/x
3. Step 3: Cross multiply
   10,046.30x = 13,864.77 × 5,571.45
4. Step 4: Simplify right side
   10,046.30x = 77,246,872.82
5. Step 5: Solve for x
   x = 77,246,872.82/10,046.30
6. Step 6: Final answer
   x = 7,689.09