Finding the Fourth Proportional to 1,436.93, 2,155.12 and 706.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,436.93 : 2,155.12 = 706.04 : x
2. Step 2: Convert to fraction form
   1,436.93/2,155.12 = 706.04/x
3. Step 3: Cross multiply
   1,436.93x = 2,155.12 × 706.04
4. Step 4: Simplify right side
   1,436.93x = 1,521,588.38
5. Step 5: Solve for x
   x = 1,521,588.38/1,436.93
6. Step 6: Final answer
   x = 1,058.92