Finding the Fourth Proportional to 3,792.18, 5,690.58 and 2,592.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,792.18 : 5,690.58 = 2,592.78 : x
2. Step 2: Convert to fraction form
   3,792.18/5,690.58 = 2,592.78/x
3. Step 3: Cross multiply
   3,792.18x = 5,690.58 × 2,592.78
4. Step 4: Simplify right side
   3,792.18x = 14,754,422.01
5. Step 5: Solve for x
   x = 14,754,422.01/3,792.18
6. Step 6: Final answer
   x = 3,890.75