Finding the Fourth Proportional to 2,501.81, 3,450.72 and 1,662.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,501.81 : 3,450.72 = 1,662.09 : x
2. Step 2: Convert to fraction form
   2,501.81/3,450.72 = 1,662.09/x
3. Step 3: Cross multiply
   2,501.81x = 3,450.72 × 1,662.09
4. Step 4: Simplify right side
   2,501.81x = 5,735,407.20
5. Step 5: Solve for x
   x = 5,735,407.20/2,501.81
6. Step 6: Final answer
   x = 2,292.51