Finding the Fourth Proportional to 3,669.36, 5,499.72 and 2,351.40

Step by Step Solution

1. Step 1: Write the proportion equation
   3,669.36 : 5,499.72 = 2,351.40 : x
2. Step 2: Convert to fraction form
   3,669.36/5,499.72 = 2,351.40/x
3. Step 3: Cross multiply
   3,669.36x = 5,499.72 × 2,351.40
4. Step 4: Simplify right side
   3,669.36x = 12,932,041.61
5. Step 5: Solve for x
   x = 12,932,041.61/3,669.36
6. Step 6: Final answer
   x = 3,524.33