Finding the Fourth Proportional to 9,594.73, 13,238.67 and 5,615.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,594.73 : 13,238.67 = 5,615.20 : x
2. Step 2: Convert to fraction form
   9,594.73/13,238.67 = 5,615.20/x
3. Step 3: Cross multiply
   9,594.73x = 13,238.67 × 5,615.20
4. Step 4: Simplify right side
   9,594.73x = 74,337,779.78
5. Step 5: Solve for x
   x = 74,337,779.78/9,594.73
6. Step 6: Final answer
   x = 7,747.77