Finding the Fourth Proportional to 1,465.01, 2,021.72 and 801.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,465.01 : 2,021.72 = 801.87 : x
2. Step 2: Convert to fraction form
   1,465.01/2,021.72 = 801.87/x
3. Step 3: Cross multiply
   1,465.01x = 2,021.72 × 801.87
4. Step 4: Simplify right side
   1,465.01x = 1,621,156.62
5. Step 5: Solve for x
   x = 1,621,156.62/1,465.01
6. Step 6: Final answer
   x = 1,106.58