Finding the Fourth Proportional to 1,632.64, 2,449.56 and 974.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,632.64 : 2,449.56 = 974.89 : x
2. Step 2: Convert to fraction form
   1,632.64/2,449.56 = 974.89/x
3. Step 3: Cross multiply
   1,632.64x = 2,449.56 × 974.89
4. Step 4: Simplify right side
   1,632.64x = 2,388,051.55
5. Step 5: Solve for x
   x = 2,388,051.55/1,632.64
6. Step 6: Final answer
   x = 1,462.69