Finding the Fourth Proportional to 1,894.61, 2,614.55 and 1,055.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,894.61 : 2,614.55 = 1,055.32 : x
2. Step 2: Convert to fraction form
   1,894.61/2,614.55 = 1,055.32/x
3. Step 3: Cross multiply
   1,894.61x = 2,614.55 × 1,055.32
4. Step 4: Simplify right side
   1,894.61x = 2,759,182.32
5. Step 5: Solve for x
   x = 2,759,182.32/1,894.61
6. Step 6: Final answer
   x = 1,456.34