Finding the Fourth Proportional to 2,038.52, 2,813.16 and 1,107.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,038.52 : 2,813.16 = 1,107.02 : x
2. Step 2: Convert to fraction form
   2,038.52/2,813.16 = 1,107.02/x
3. Step 3: Cross multiply
   2,038.52x = 2,813.16 × 1,107.02
4. Step 4: Simplify right side
   2,038.52x = 3,114,224.38
5. Step 5: Solve for x
   x = 3,114,224.38/2,038.52
6. Step 6: Final answer
   x = 1,527.69