Finding the Fourth Proportional to 2,565.59, 3,848.90 and 922.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,565.59 : 3,848.90 = 922.27 : x
2. Step 2: Convert to fraction form
   2,565.59/3,848.90 = 922.27/x
3. Step 3: Cross multiply
   2,565.59x = 3,848.90 × 922.27
4. Step 4: Simplify right side
   2,565.59x = 3,549,725.00
5. Step 5: Solve for x
   x = 3,549,725.00/2,565.59
6. Step 6: Final answer
   x = 1,383.59