Finding the Fourth Proportional to 9,569.18, 13,205.46 and 5,320.11

Step by Step Solution

1. Step 1: Write the proportion equation
   9,569.18 : 13,205.46 = 5,320.11 : x
2. Step 2: Convert to fraction form
   9,569.18/13,205.46 = 5,320.11/x
3. Step 3: Cross multiply
   9,569.18x = 13,205.46 × 5,320.11
4. Step 4: Simplify right side
   9,569.18x = 70,254,499.80
5. Step 5: Solve for x
   x = 70,254,499.80/9,569.18
6. Step 6: Final answer
   x = 7,341.75