Finding the Fourth Proportional to 2,433.32, 3,651.76 and 972.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,433.32 : 3,651.76 = 972.90 : x
2. Step 2: Convert to fraction form
   2,433.32/3,651.76 = 972.90/x
3. Step 3: Cross multiply
   2,433.32x = 3,651.76 × 972.90
4. Step 4: Simplify right side
   2,433.32x = 3,552,797.30
5. Step 5: Solve for x
   x = 3,552,797.30/2,433.32
6. Step 6: Final answer
   x = 1,460.06