Finding the Fourth Proportional to 2,345.53, 3,517.35 and 1,522.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345.53 : 3,517.35 = 1,522.57 : x
2. Step 2: Convert to fraction form
   2,345.53/3,517.35 = 1,522.57/x
3. Step 3: Cross multiply
   2,345.53x = 3,517.35 × 1,522.57
4. Step 4: Simplify right side
   2,345.53x = 5,355,411.59
5. Step 5: Solve for x
   x = 5,355,411.59/2,345.53
6. Step 6: Final answer
   x = 2,283.24