Finding the Fourth Proportional to 9,016.71, 13,524.99 and 2,779.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,016.71 : 13,524.99 = 2,779.10 : x
2. Step 2: Convert to fraction form
   9,016.71/13,524.99 = 2,779.10/x
3. Step 3: Cross multiply
   9,016.71x = 13,524.99 × 2,779.10
4. Step 4: Simplify right side
   9,016.71x = 37,587,299.71
5. Step 5: Solve for x
   x = 37,587,299.71/9,016.71
6. Step 6: Final answer
   x = 4,168.63