Finding the Fourth Proportional to 2,518, 3,474.88 and 1,588.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,518 : 3,474.88 = 1,588.16 : x
2. Step 2: Convert to fraction form
   2,518/3,474.88 = 1,588.16/x
3. Step 3: Cross multiply
   2,518x = 3,474.88 × 1,588.16
4. Step 4: Simplify right side
   2,518x = 5,518,665.42
5. Step 5: Solve for x
   x = 5,518,665.42/2,518
6. Step 6: Final answer
   x = 2,191.69