Finding the Fourth Proportional to 2,549.30, 3,803.55 and 2,272.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,549.30 : 3,803.55 = 2,272.10 : x
2. Step 2: Convert to fraction form
   2,549.30/3,803.55 = 2,272.10/x
3. Step 3: Cross multiply
   2,549.30x = 3,803.55 × 2,272.10
4. Step 4: Simplify right side
   2,549.30x = 8,642,034.59
5. Step 5: Solve for x
   x = 8,642,034.59/2,549.30
6. Step 6: Final answer
   x = 3,389.96