Finding the Fourth Proportional to 2,541.45, 3,813.59 and 1,242.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,541.45 : 3,813.59 = 1,242.93 : x
2. Step 2: Convert to fraction form
   2,541.45/3,813.59 = 1,242.93/x
3. Step 3: Cross multiply
   2,541.45x = 3,813.59 × 1,242.93
4. Step 4: Simplify right side
   2,541.45x = 4,740,019.20
5. Step 5: Solve for x
   x = 4,740,019.20/2,541.45
6. Step 6: Final answer
   x = 1,865.08