Finding the Fourth Proportional to 2,541.53, 3,810.51 and 981.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,541.53 : 3,810.51 = 981.42 : x
2. Step 2: Convert to fraction form
   2,541.53/3,810.51 = 981.42/x
3. Step 3: Cross multiply
   2,541.53x = 3,810.51 × 981.42
4. Step 4: Simplify right side
   2,541.53x = 3,739,692.29
5. Step 5: Solve for x
   x = 3,739,692.29/2,541.53
6. Step 6: Final answer
   x = 1,471.43