Finding the Fourth Proportional to 1,364.92, 1,883.52 and 775.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,364.92 : 1,883.52 = 775.48 : x
2. Step 2: Convert to fraction form
   1,364.92/1,883.52 = 775.48/x
3. Step 3: Cross multiply
   1,364.92x = 1,883.52 × 775.48
4. Step 4: Simplify right side
   1,364.92x = 1,460,632.09
5. Step 5: Solve for x
   x = 1,460,632.09/1,364.92
6. Step 6: Final answer
   x = 1,070.12