Finding the Fourth Proportional to 1,494.72, 2,238.84 and 974.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,494.72 : 2,238.84 = 974.16 : x
2. Step 2: Convert to fraction form
   1,494.72/2,238.84 = 974.16/x
3. Step 3: Cross multiply
   1,494.72x = 2,238.84 × 974.16
4. Step 4: Simplify right side
   1,494.72x = 2,180,988.37
5. Step 5: Solve for x
   x = 2,180,988.37/1,494.72
6. Step 6: Final answer
   x = 1,459.13