Finding the Fourth Proportional to 9,298.36, 12,826.38 and 5,570.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,298.36 : 12,826.38 = 5,570.20 : x
2. Step 2: Convert to fraction form
   9,298.36/12,826.38 = 5,570.20/x
3. Step 3: Cross multiply
   9,298.36x = 12,826.38 × 5,570.20
4. Step 4: Simplify right side
   9,298.36x = 71,445,501.88
5. Step 5: Solve for x
   x = 71,445,501.88/9,298.36
6. Step 6: Final answer
   x = 7,683.67