Finding the Fourth Proportional to 2,503.32, 3,453.41 and 1,664.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,503.32 : 3,453.41 = 1,664.43 : x
2. Step 2: Convert to fraction form
   2,503.32/3,453.41 = 1,664.43/x
3. Step 3: Cross multiply
   2,503.32x = 3,453.41 × 1,664.43
4. Step 4: Simplify right side
   2,503.32x = 5,747,950.88
5. Step 5: Solve for x
   x = 5,747,950.88/2,503.32
6. Step 6: Final answer
   x = 2,296.13