Finding the Fourth Proportional to 1,294.89, 1,941.72 and 554.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,294.89 : 1,941.72 = 554.46 : x
2. Step 2: Convert to fraction form
   1,294.89/1,941.72 = 554.46/x
3. Step 3: Cross multiply
   1,294.89x = 1,941.72 × 554.46
4. Step 4: Simplify right side
   1,294.89x = 1,076,606.07
5. Step 5: Solve for x
   x = 1,076,606.07/1,294.89
6. Step 6: Final answer
   x = 831.43