Finding the Fourth Proportional to 10,062.79, 13,886.12 and 5,586.41

Step by Step Solution

1. Step 1: Write the proportion equation
   10,062.79 : 13,886.12 = 5,586.41 : x
2. Step 2: Convert to fraction form
   10,062.79/13,886.12 = 5,586.41/x
3. Step 3: Cross multiply
   10,062.79x = 13,886.12 × 5,586.41
4. Step 4: Simplify right side
   10,062.79x = 77,573,608.31
5. Step 5: Solve for x
   x = 77,573,608.31/10,062.79
6. Step 6: Final answer
   x = 7,708.96