Finding the Fourth Proportional to 2,417.50, 3,619.76 and 1,535.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,417.50 : 3,619.76 = 1,535.23 : x
2. Step 2: Convert to fraction form
   2,417.50/3,619.76 = 1,535.23/x
3. Step 3: Cross multiply
   2,417.50x = 3,619.76 × 1,535.23
4. Step 4: Simplify right side
   2,417.50x = 5,557,160.99
5. Step 5: Solve for x
   x = 5,557,160.99/2,417.50
6. Step 6: Final answer
   x = 2,298.72