Finding the Fourth Proportional to 2,631.27, 3,631.62 and 1,569.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,631.27 : 3,631.62 = 1,569.10 : x
2. Step 2: Convert to fraction form
   2,631.27/3,631.62 = 1,569.10/x
3. Step 3: Cross multiply
   2,631.27x = 3,631.62 × 1,569.10
4. Step 4: Simplify right side
   2,631.27x = 5,698,374.94
5. Step 5: Solve for x
   x = 5,698,374.94/2,631.27
6. Step 6: Final answer
   x = 2,165.64