Finding the Fourth Proportional to 1,095.94, 1,644.06 and 402.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,095.94 : 1,644.06 = 402.52 : x
2. Step 2: Convert to fraction form
   1,095.94/1,644.06 = 402.52/x
3. Step 3: Cross multiply
   1,095.94x = 1,644.06 × 402.52
4. Step 4: Simplify right side
   1,095.94x = 661,767.03
5. Step 5: Solve for x
   x = 661,767.03/1,095.94
6. Step 6: Final answer
   x = 603.84