Finding the Fourth Proportional to 1,396.56, 1,925.80 and 1,065.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,396.56 : 1,925.80 = 1,065.04 : x
2. Step 2: Convert to fraction form
   1,396.56/1,925.80 = 1,065.04/x
3. Step 3: Cross multiply
   1,396.56x = 1,925.80 × 1,065.04
4. Step 4: Simplify right side
   1,396.56x = 2,051,054.03
5. Step 5: Solve for x
   x = 2,051,054.03/1,396.56
6. Step 6: Final answer
   x = 1,468.65