Finding the Fourth Proportional to 1,401.46, 2,103.06 and 951.64

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.46 : 2,103.06 = 951.64 : x
2. Step 2: Convert to fraction form
   1,401.46/2,103.06 = 951.64/x
3. Step 3: Cross multiply
   1,401.46x = 2,103.06 × 951.64
4. Step 4: Simplify right side
   1,401.46x = 2,001,356.02
5. Step 5: Solve for x
   x = 2,001,356.02/1,401.46
6. Step 6: Final answer
   x = 1,428.05