Finding the Fourth Proportional to 1,410.46, 1,946.63 and 851.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,410.46 : 1,946.63 = 851.29 : x
2. Step 2: Convert to fraction form
   1,410.46/1,946.63 = 851.29/x
3. Step 3: Cross multiply
   1,410.46x = 1,946.63 × 851.29
4. Step 4: Simplify right side
   1,410.46x = 1,657,146.65
5. Step 5: Solve for x
   x = 1,657,146.65/1,410.46
6. Step 6: Final answer
   x = 1,174.90