Finding the Fourth Proportional to 10,063.28, 13,887.52 and 5,587.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,063.28 : 13,887.52 = 5,587.22 : x
2. Step 2: Convert to fraction form
   10,063.28/13,887.52 = 5,587.22/x
3. Step 3: Cross multiply
   10,063.28x = 13,887.52 × 5,587.22
4. Step 4: Simplify right side
   10,063.28x = 77,592,629.49
5. Step 5: Solve for x
   x = 77,592,629.49/10,063.28
6. Step 6: Final answer
   x = 7,710.47