Finding the Fourth Proportional to 1,395.04, 1,925.18 and 774.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,395.04 : 1,925.18 = 774.04 : x
2. Step 2: Convert to fraction form
   1,395.04/1,925.18 = 774.04/x
3. Step 3: Cross multiply
   1,395.04x = 1,925.18 × 774.04
4. Step 4: Simplify right side
   1,395.04x = 1,490,166.33
5. Step 5: Solve for x
   x = 1,490,166.33/1,395.04
6. Step 6: Final answer
   x = 1,068.19