Finding the Fourth Proportional to 2,038.48, 3,055.35 and 940.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,038.48 : 3,055.35 = 940.55 : x
2. Step 2: Convert to fraction form
   2,038.48/3,055.35 = 940.55/x
3. Step 3: Cross multiply
   2,038.48x = 3,055.35 × 940.55
4. Step 4: Simplify right side
   2,038.48x = 2,873,697.69
5. Step 5: Solve for x
   x = 2,873,697.69/2,038.48
6. Step 6: Final answer
   x = 1,409.73