Finding the Fourth Proportional to 9,845.28, 13,585.50 and 5,595.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,845.28 : 13,585.50 = 5,595.12 : x
2. Step 2: Convert to fraction form
   9,845.28/13,585.50 = 5,595.12/x
3. Step 3: Cross multiply
   9,845.28x = 13,585.50 × 5,595.12
4. Step 4: Simplify right side
   9,845.28x = 76,012,502.76
5. Step 5: Solve for x
   x = 76,012,502.76/9,845.28
6. Step 6: Final answer
   x = 7,720.71