Finding the Fourth Proportional to 5,719.30, 8,564.55 and 5,460.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,719.30 : 8,564.55 = 5,460.10 : x
2. Step 2: Convert to fraction form
   5,719.30/8,564.55 = 5,460.10/x
3. Step 3: Cross multiply
   5,719.30x = 8,564.55 × 5,460.10
4. Step 4: Simplify right side
   5,719.30x = 46,763,299.46
5. Step 5: Solve for x
   x = 46,763,299.46/5,719.30
6. Step 6: Final answer
   x = 8,176.40