Finding the Fourth Proportional to 2,363.72, 3,260.34 and 1,535.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,363.72 : 3,260.34 = 1,535.72 : x
2. Step 2: Convert to fraction form
   2,363.72/3,260.34 = 1,535.72/x
3. Step 3: Cross multiply
   2,363.72x = 3,260.34 × 1,535.72
4. Step 4: Simplify right side
   2,363.72x = 5,006,969.34
5. Step 5: Solve for x
   x = 5,006,969.34/2,363.72
6. Step 6: Final answer
   x = 2,118.26