Finding the Fourth Proportional to 2,545.95, 3,513.42 and 1,551.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545.95 : 3,513.42 = 1,551.03 : x
2. Step 2: Convert to fraction form
   2,545.95/3,513.42 = 1,551.03/x
3. Step 3: Cross multiply
   2,545.95x = 3,513.42 × 1,551.03
4. Step 4: Simplify right side
   2,545.95x = 5,449,419.82
5. Step 5: Solve for x
   x = 5,449,419.82/2,545.95
6. Step 6: Final answer
   x = 2,140.43