Finding the Fourth Proportional to 1,162.57, 1,743.42 and 469.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,162.57 : 1,743.42 = 469.05 : x
2. Step 2: Convert to fraction form
   1,162.57/1,743.42 = 469.05/x
3. Step 3: Cross multiply
   1,162.57x = 1,743.42 × 469.05
4. Step 4: Simplify right side
   1,162.57x = 817,751.15
5. Step 5: Solve for x
   x = 817,751.15/1,162.57
6. Step 6: Final answer
   x = 703.40