Finding the Fourth Proportional to 10,064.25, 13,886.71 and 5,756.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,064.25 : 13,886.71 = 5,756.74 : x
2. Step 2: Convert to fraction form
   10,064.25/13,886.71 = 5,756.74/x
3. Step 3: Cross multiply
   10,064.25x = 13,886.71 × 5,756.74
4. Step 4: Simplify right side
   10,064.25x = 79,942,129.82
5. Step 5: Solve for x
   x = 79,942,129.82/10,064.25
6. Step 6: Final answer
   x = 7,943.18