Finding the Fourth Proportional to 1,037.02, 1,429.89 and 774.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,037.02 : 1,429.89 = 774.58 : x
2. Step 2: Convert to fraction form
   1,037.02/1,429.89 = 774.58/x
3. Step 3: Cross multiply
   1,037.02x = 1,429.89 × 774.58
4. Step 4: Simplify right side
   1,037.02x = 1,107,564.20
5. Step 5: Solve for x
   x = 1,107,564.20/1,037.02
6. Step 6: Final answer
   x = 1,068.03