Finding the Fourth Proportional to 10,551.97, 15,823.06 and 3,886.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,551.97 : 15,823.06 = 3,886.79 : x
2. Step 2: Convert to fraction form
   10,551.97/15,823.06 = 3,886.79/x
3. Step 3: Cross multiply
   10,551.97x = 15,823.06 × 3,886.79
4. Step 4: Simplify right side
   10,551.97x = 61,500,822.55
5. Step 5: Solve for x
   x = 61,500,822.55/10,551.97
6. Step 6: Final answer
   x = 5,828.37