Finding the Fourth Proportional to 1,662.66, 2,491.56 and 1,552.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662.66 : 2,491.56 = 1,552.10 : x
2. Step 2: Convert to fraction form
   1,662.66/2,491.56 = 1,552.10/x
3. Step 3: Cross multiply
   1,662.66x = 2,491.56 × 1,552.10
4. Step 4: Simplify right side
   1,662.66x = 3,867,137.82
5. Step 5: Solve for x
   x = 3,867,137.82/1,662.66
6. Step 6: Final answer
   x = 2,325.87