Finding the Fourth Proportional to 1,368.12, 2,052.72 and 1,151.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,368.12 : 2,052.72 = 1,151.04 : x
2. Step 2: Convert to fraction form
   1,368.12/2,052.72 = 1,151.04/x
3. Step 3: Cross multiply
   1,368.12x = 2,052.72 × 1,151.04
4. Step 4: Simplify right side
   1,368.12x = 2,362,762.83
5. Step 5: Solve for x
   x = 2,362,762.83/1,368.12
6. Step 6: Final answer
   x = 1,727.01