Finding the Fourth Proportional to 1,084.10, 1,494.50 and 773.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,084.10 : 1,494.50 = 773.06 : x
2. Step 2: Convert to fraction form
   1,084.10/1,494.50 = 773.06/x
3. Step 3: Cross multiply
   1,084.10x = 1,494.50 × 773.06
4. Step 4: Simplify right side
   1,084.10x = 1,155,338.17
5. Step 5: Solve for x
   x = 1,155,338.17/1,084.10
6. Step 6: Final answer
   x = 1,065.71