Finding the Fourth Proportional to 1,669.24, 2,502.42 and 976.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,669.24 : 2,502.42 = 976.60 : x
2. Step 2: Convert to fraction form
   1,669.24/2,502.42 = 976.60/x
3. Step 3: Cross multiply
   1,669.24x = 2,502.42 × 976.60
4. Step 4: Simplify right side
   1,669.24x = 2,443,863.37
5. Step 5: Solve for x
   x = 2,443,863.37/1,669.24
6. Step 6: Final answer
   x = 1,464.06