Finding the Fourth Proportional to 2,448.72, 3,666.78 and 1,625.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,448.72 : 3,666.78 = 1,625.76 : x
2. Step 2: Convert to fraction form
   2,448.72/3,666.78 = 1,625.76/x
3. Step 3: Cross multiply
   2,448.72x = 3,666.78 × 1,625.76
4. Step 4: Simplify right side
   2,448.72x = 5,961,304.25
5. Step 5: Solve for x
   x = 5,961,304.25/2,448.72
6. Step 6: Final answer
   x = 2,434.46