Finding the Fourth Proportional to 1,465.10, 2,021.83 and 801.95

Step by Step Solution

1. Step 1: Write the proportion equation
   1,465.10 : 2,021.83 = 801.95 : x
2. Step 2: Convert to fraction form
   1,465.10/2,021.83 = 801.95/x
3. Step 3: Cross multiply
   1,465.10x = 2,021.83 × 801.95
4. Step 4: Simplify right side
   1,465.10x = 1,621,406.57
5. Step 5: Solve for x
   x = 1,621,406.57/1,465.10
6. Step 6: Final answer
   x = 1,106.69