Finding the Fourth Proportional to 8,849.10, 12,209.55 and 5,701.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,849.10 : 12,209.55 = 5,701.50 : x
2. Step 2: Convert to fraction form
   8,849.10/12,209.55 = 5,701.50/x
3. Step 3: Cross multiply
   8,849.10x = 12,209.55 × 5,701.50
4. Step 4: Simplify right side
   8,849.10x = 69,612,749.33
5. Step 5: Solve for x
   x = 69,612,749.33/8,849.10
6. Step 6: Final answer
   x = 7,866.65