Finding the Fourth Proportional to 2,340.86, 3,510.57 and 801.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,340.86 : 3,510.57 = 801.50 : x
2. Step 2: Convert to fraction form
   2,340.86/3,510.57 = 801.50/x
3. Step 3: Cross multiply
   2,340.86x = 3,510.57 × 801.50
4. Step 4: Simplify right side
   2,340.86x = 2,813,721.86
5. Step 5: Solve for x
   x = 2,813,721.86/2,340.86
6. Step 6: Final answer
   x = 1,202.00