Finding the Fourth Proportional to 1,416.69, 2,123.28 and 1,028.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,416.69 : 2,123.28 = 1,028.02 : x
2. Step 2: Convert to fraction form
   1,416.69/2,123.28 = 1,028.02/x
3. Step 3: Cross multiply
   1,416.69x = 2,123.28 × 1,028.02
4. Step 4: Simplify right side
   1,416.69x = 2,182,774.31
5. Step 5: Solve for x
   x = 2,182,774.31/1,416.69
6. Step 6: Final answer
   x = 1,540.76