Finding the Fourth Proportional to 1,036.98, 1,429.11 and 705.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036.98 : 1,429.11 = 705.42 : x
2. Step 2: Convert to fraction form
   1,036.98/1,429.11 = 705.42/x
3. Step 3: Cross multiply
   1,036.98x = 1,429.11 × 705.42
4. Step 4: Simplify right side
   1,036.98x = 1,008,122.78
5. Step 5: Solve for x
   x = 1,008,122.78/1,036.98
6. Step 6: Final answer
   x = 972.17