Finding the Fourth Proportional to 1,410.72, 1,942.64 and 1,017.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,410.72 : 1,942.64 = 1,017.04 : x
2. Step 2: Convert to fraction form
   1,410.72/1,942.64 = 1,017.04/x
3. Step 3: Cross multiply
   1,410.72x = 1,942.64 × 1,017.04
4. Step 4: Simplify right side
   1,410.72x = 1,975,742.59
5. Step 5: Solve for x
   x = 1,975,742.59/1,410.72
6. Step 6: Final answer
   x = 1,400.52