Finding the Fourth Proportional to 5,345.60, 8,022.45 and 3,496.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,345.60 : 8,022.45 = 3,496.10 : x
2. Step 2: Convert to fraction form
   5,345.60/8,022.45 = 3,496.10/x
3. Step 3: Cross multiply
   5,345.60x = 8,022.45 × 3,496.10
4. Step 4: Simplify right side
   5,345.60x = 28,047,287.45
5. Step 5: Solve for x
   x = 28,047,287.45/5,345.60
6. Step 6: Final answer
   x = 5,246.80