Finding the Fourth Proportional to 1,904.42, 2,628.03 and 1,065.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,904.42 : 2,628.03 = 1,065.12 : x
2. Step 2: Convert to fraction form
   1,904.42/2,628.03 = 1,065.12/x
3. Step 3: Cross multiply
   1,904.42x = 2,628.03 × 1,065.12
4. Step 4: Simplify right side
   1,904.42x = 2,799,167.31
5. Step 5: Solve for x
   x = 2,799,167.31/1,904.42
6. Step 6: Final answer
   x = 1,469.83