Finding the Fourth Proportional to 2,538.18, 3,807.25 and 894.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,538.18 : 3,807.25 = 894.53 : x
2. Step 2: Convert to fraction form
   2,538.18/3,807.25 = 894.53/x
3. Step 3: Cross multiply
   2,538.18x = 3,807.25 × 894.53
4. Step 4: Simplify right side
   2,538.18x = 3,405,699.34
5. Step 5: Solve for x
   x = 3,405,699.34/2,538.18
6. Step 6: Final answer
   x = 1,341.79