Finding the Fourth Proportional to 2,617.84, 3,612.12 and 1,569.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,617.84 : 3,612.12 = 1,569.52 : x
2. Step 2: Convert to fraction form
   2,617.84/3,612.12 = 1,569.52/x
3. Step 3: Cross multiply
   2,617.84x = 3,612.12 × 1,569.52
4. Step 4: Simplify right side
   2,617.84x = 5,669,294.58
5. Step 5: Solve for x
   x = 5,669,294.58/2,617.84
6. Step 6: Final answer
   x = 2,165.64