Finding the Fourth Proportional to 3,784.98, 5,223.33 and 2,106.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,784.98 : 5,223.33 = 2,106.48 : x
2. Step 2: Convert to fraction form
   3,784.98/5,223.33 = 2,106.48/x
3. Step 3: Cross multiply
   3,784.98x = 5,223.33 × 2,106.48
4. Step 4: Simplify right side
   3,784.98x = 11,002,840.18
5. Step 5: Solve for x
   x = 11,002,840.18/3,784.98
6. Step 6: Final answer
   x = 2,906.97