Finding the Fourth Proportional to 1,554.31, 2,144.98 and 846.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,554.31 : 2,144.98 = 846.17 : x
2. Step 2: Convert to fraction form
   1,554.31/2,144.98 = 846.17/x
3. Step 3: Cross multiply
   1,554.31x = 2,144.98 × 846.17
4. Step 4: Simplify right side
   1,554.31x = 1,815,017.73
5. Step 5: Solve for x
   x = 1,815,017.73/1,554.31
6. Step 6: Final answer
   x = 1,167.73