Finding the Fourth Proportional to 1,300.42, 1,793.34 and 851.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.42 : 1,793.34 = 851.62 : x
2. Step 2: Convert to fraction form
   1,300.42/1,793.34 = 851.62/x
3. Step 3: Cross multiply
   1,300.42x = 1,793.34 × 851.62
4. Step 4: Simplify right side
   1,300.42x = 1,527,244.21
5. Step 5: Solve for x
   x = 1,527,244.21/1,300.42
6. Step 6: Final answer
   x = 1,174.42