Finding the Fourth Proportional to 9,482.38, 13,085.69 and 5,290.63

Step by Step Solution

1. Step 1: Write the proportion equation
   9,482.38 : 13,085.69 = 5,290.63 : x
2. Step 2: Convert to fraction form
   9,482.38/13,085.69 = 5,290.63/x
3. Step 3: Cross multiply
   9,482.38x = 13,085.69 × 5,290.63
4. Step 4: Simplify right side
   9,482.38x = 69,231,452.20
5. Step 5: Solve for x
   x = 69,231,452.20/9,482.38
6. Step 6: Final answer
   x = 7,301.07