Finding the Fourth Proportional to 1,395.23, 1,925.46 and 923.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,395.23 : 1,925.46 = 923.94 : x
2. Step 2: Convert to fraction form
   1,395.23/1,925.46 = 923.94/x
3. Step 3: Cross multiply
   1,395.23x = 1,925.46 × 923.94
4. Step 4: Simplify right side
   1,395.23x = 1,779,009.51
5. Step 5: Solve for x
   x = 1,779,009.51/1,395.23
6. Step 6: Final answer
   x = 1,275.07