Finding the Fourth Proportional to 1,034.34, 1,428.66 and 773.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,034.34 : 1,428.66 = 773.52 : x
2. Step 2: Convert to fraction form
   1,034.34/1,428.66 = 773.52/x
3. Step 3: Cross multiply
   1,034.34x = 1,428.66 × 773.52
4. Step 4: Simplify right side
   1,034.34x = 1,105,097.08
5. Step 5: Solve for x
   x = 1,105,097.08/1,034.34
6. Step 6: Final answer
   x = 1,068.41