Finding the Fourth Proportional to 2,592.72, 3,578.40 and 2,476.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,592.72 : 3,578.40 = 2,476.08 : x
2. Step 2: Convert to fraction form
   2,592.72/3,578.40 = 2,476.08/x
3. Step 3: Cross multiply
   2,592.72x = 3,578.40 × 2,476.08
4. Step 4: Simplify right side
   2,592.72x = 8,860,404.67
5. Step 5: Solve for x
   x = 8,860,404.67/2,592.72
6. Step 6: Final answer
   x = 3,417.42