Finding the Fourth Proportional to 3,723.24, 5,581.56 and 1,416.36

Step by Step Solution

1. Step 1: Write the proportion equation
   3,723.24 : 5,581.56 = 1,416.36 : x
2. Step 2: Convert to fraction form
   3,723.24/5,581.56 = 1,416.36/x
3. Step 3: Cross multiply
   3,723.24x = 5,581.56 × 1,416.36
4. Step 4: Simplify right side
   3,723.24x = 7,905,498.32
5. Step 5: Solve for x
   x = 7,905,498.32/3,723.24
6. Step 6: Final answer
   x = 2,123.28