Finding the Fourth Proportional to 1,433.17, 2,147.05 and 846.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,433.17 : 2,147.05 = 846.42 : x
2. Step 2: Convert to fraction form
   1,433.17/2,147.05 = 846.42/x
3. Step 3: Cross multiply
   1,433.17x = 2,147.05 × 846.42
4. Step 4: Simplify right side
   1,433.17x = 1,817,306.06
5. Step 5: Solve for x
   x = 1,817,306.06/1,433.17
6. Step 6: Final answer
   x = 1,268.03