Finding the Fourth Proportional to 2,426.88, 3,636.24 and 1,560.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,426.88 : 3,636.24 = 1,560.72 : x
2. Step 2: Convert to fraction form
   2,426.88/3,636.24 = 1,560.72/x
3. Step 3: Cross multiply
   2,426.88x = 3,636.24 × 1,560.72
4. Step 4: Simplify right side
   2,426.88x = 5,675,152.49
5. Step 5: Solve for x
   x = 5,675,152.49/2,426.88
6. Step 6: Final answer
   x = 2,338.46