Finding the Fourth Proportional to 2,505.30, 3,758.00 and 2,388.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505.30 : 3,758.00 = 2,388.48 : x
2. Step 2: Convert to fraction form
   2,505.30/3,758.00 = 2,388.48/x
3. Step 3: Cross multiply
   2,505.30x = 3,758.00 × 2,388.48
4. Step 4: Simplify right side
   2,505.30x = 8,975,895.90
5. Step 5: Solve for x
   x = 8,975,895.90/2,505.30
6. Step 6: Final answer
   x = 3,582.76