Finding the Fourth Proportional to 1,036.14, 1,429.83 and 616.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036.14 : 1,429.83 = 616.53 : x
2. Step 2: Convert to fraction form
   1,036.14/1,429.83 = 616.53/x
3. Step 3: Cross multiply
   1,036.14x = 1,429.83 × 616.53
4. Step 4: Simplify right side
   1,036.14x = 881,533.09
5. Step 5: Solve for x
   x = 881,533.09/1,036.14
6. Step 6: Final answer
   x = 850.79