Finding the Fourth Proportional to 1,436.23, 1,982.82 and 1,097.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,436.23 : 1,982.82 = 1,097.46 : x
2. Step 2: Convert to fraction form
   1,436.23/1,982.82 = 1,097.46/x
3. Step 3: Cross multiply
   1,436.23x = 1,982.82 × 1,097.46
4. Step 4: Simplify right side
   1,436.23x = 2,176,065.64
5. Step 5: Solve for x
   x = 2,176,065.64/1,436.23
6. Step 6: Final answer
   x = 1,515.12