Finding the Fourth Proportional to 2,592.76, 3,885.49 and 1,860.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,592.76 : 3,885.49 = 1,860.72 : x
2. Step 2: Convert to fraction form
   2,592.76/3,885.49 = 1,860.72/x
3. Step 3: Cross multiply
   2,592.76x = 3,885.49 × 1,860.72
4. Step 4: Simplify right side
   2,592.76x = 7,229,808.95
5. Step 5: Solve for x
   x = 7,229,808.95/2,592.76
6. Step 6: Final answer
   x = 2,788.46