Finding the Fourth Proportional to 2,151.08, 3,223.72 and 1,369.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,151.08 : 3,223.72 = 1,369.84 : x
2. Step 2: Convert to fraction form
   2,151.08/3,223.72 = 1,369.84/x
3. Step 3: Cross multiply
   2,151.08x = 3,223.72 × 1,369.84
4. Step 4: Simplify right side
   2,151.08x = 4,415,980.60
5. Step 5: Solve for x
   x = 4,415,980.60/2,151.08
6. Step 6: Final answer
   x = 2,052.91