Finding the Fourth Proportional to 1,056.42, 1,584.18 and 1,046.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,056.42 : 1,584.18 = 1,046.34 : x
2. Step 2: Convert to fraction form
   1,056.42/1,584.18 = 1,046.34/x
3. Step 3: Cross multiply
   1,056.42x = 1,584.18 × 1,046.34
4. Step 4: Simplify right side
   1,056.42x = 1,657,590.90
5. Step 5: Solve for x
   x = 1,657,590.90/1,056.42
6. Step 6: Final answer
   x = 1,569.06