Finding the Fourth Proportional to 2,433.75, 3,648.69 and 972.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,433.75 : 3,648.69 = 972.51 : x
2. Step 2: Convert to fraction form
   2,433.75/3,648.69 = 972.51/x
3. Step 3: Cross multiply
   2,433.75x = 3,648.69 × 972.51
4. Step 4: Simplify right side
   2,433.75x = 3,548,387.51
5. Step 5: Solve for x
   x = 3,548,387.51/2,433.75
6. Step 6: Final answer
   x = 1,457.99