Finding the Fourth Proportional to 1,433.34, 1,985.48 and 1,404.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,433.34 : 1,985.48 = 1,404.18 : x
2. Step 2: Convert to fraction form
   1,433.34/1,985.48 = 1,404.18/x
3. Step 3: Cross multiply
   1,433.34x = 1,985.48 × 1,404.18
4. Step 4: Simplify right side
   1,433.34x = 2,787,964.29
5. Step 5: Solve for x
   x = 2,787,964.29/1,433.34
6. Step 6: Final answer
   x = 1,945.08