Finding the Fourth Proportional to 1,046.36, 1,570.12 and 910.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,046.36 : 1,570.12 = 910.37 : x
2. Step 2: Convert to fraction form
   1,046.36/1,570.12 = 910.37/x
3. Step 3: Cross multiply
   1,046.36x = 1,570.12 × 910.37
4. Step 4: Simplify right side
   1,046.36x = 1,429,380.02
5. Step 5: Solve for x
   x = 1,429,380.02/1,046.36
6. Step 6: Final answer
   x = 1,366.06