Finding the Fourth Proportional to 10,039.47, 13,853.76 and 5,562.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,039.47 : 13,853.76 = 5,562.79 : x
2. Step 2: Convert to fraction form
   10,039.47/13,853.76 = 5,562.79/x
3. Step 3: Cross multiply
   10,039.47x = 13,853.76 × 5,562.79
4. Step 4: Simplify right side
   10,039.47x = 77,065,557.59
5. Step 5: Solve for x
   x = 77,065,557.59/10,039.47
6. Step 6: Final answer
   x = 7,676.26