Finding the Fourth Proportional to 1,334.95, 1,842.04 and 775.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334.95 : 1,842.04 = 775.47 : x
2. Step 2: Convert to fraction form
   1,334.95/1,842.04 = 775.47/x
3. Step 3: Cross multiply
   1,334.95x = 1,842.04 × 775.47
4. Step 4: Simplify right side
   1,334.95x = 1,428,446.76
5. Step 5: Solve for x
   x = 1,428,446.76/1,334.95
6. Step 6: Final answer
   x = 1,070.04