Finding the Fourth Proportional to 1,510.45, 2,085.32 and 951.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,510.45 : 2,085.32 = 951.40 : x
2. Step 2: Convert to fraction form
   1,510.45/2,085.32 = 951.40/x
3. Step 3: Cross multiply
   1,510.45x = 2,085.32 × 951.40
4. Step 4: Simplify right side
   1,510.45x = 1,983,958.26
5. Step 5: Solve for x
   x = 1,983,958.26/1,510.45
6. Step 6: Final answer
   x = 1,313.49