Finding the Fourth Proportional to 1,469.64, 2,013.59 and 1,451.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,469.64 : 2,013.59 = 1,451.42 : x
2. Step 2: Convert to fraction form
   1,469.64/2,013.59 = 1,451.42/x
3. Step 3: Cross multiply
   1,469.64x = 2,013.59 × 1,451.42
4. Step 4: Simplify right side
   1,469.64x = 2,922,547.47
5. Step 5: Solve for x
   x = 2,922,547.47/1,469.64
6. Step 6: Final answer
   x = 1,988.61