Finding the Fourth Proportional to 2,504.71, 3,453.35 and 1,606.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,504.71 : 3,453.35 = 1,606.86 : x
2. Step 2: Convert to fraction form
   2,504.71/3,453.35 = 1,606.86/x
3. Step 3: Cross multiply
   2,504.71x = 3,453.35 × 1,606.86
4. Step 4: Simplify right side
   2,504.71x = 5,549,049.98
5. Step 5: Solve for x
   x = 5,549,049.98/2,504.71
6. Step 6: Final answer
   x = 2,215.45