Finding the Fourth Proportional to 10,062.89, 13,887.24 and 5,586.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,062.89 : 13,887.24 = 5,586.71 : x
2. Step 2: Convert to fraction form
   10,062.89/13,887.24 = 5,586.71/x
3. Step 3: Cross multiply
   10,062.89x = 13,887.24 × 5,586.71
4. Step 4: Simplify right side
   10,062.89x = 77,583,913.14
5. Step 5: Solve for x
   x = 77,583,913.14/10,062.89
6. Step 6: Final answer
   x = 7,709.90