Finding the Fourth Proportional to 1,364.99, 1,883.63 and 805.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,364.99 : 1,883.63 = 805.48 : x
2. Step 2: Convert to fraction form
   1,364.99/1,883.63 = 805.48/x
3. Step 3: Cross multiply
   1,364.99x = 1,883.63 × 805.48
4. Step 4: Simplify right side
   1,364.99x = 1,517,226.29
5. Step 5: Solve for x
   x = 1,517,226.29/1,364.99
6. Step 6: Final answer
   x = 1,111.53