Finding the Fourth Proportional to 2,118.02, 3,177.23 and 801.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,118.02 : 3,177.23 = 801.50 : x
2. Step 2: Convert to fraction form
   2,118.02/3,177.23 = 801.50/x
3. Step 3: Cross multiply
   2,118.02x = 3,177.23 × 801.50
4. Step 4: Simplify right side
   2,118.02x = 2,546,529.95
5. Step 5: Solve for x
   x = 2,546,529.95/2,118.02
6. Step 6: Final answer
   x = 1,202.32