Finding the Fourth Proportional to 2,334.95, 3,222.24 and 1,287.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,334.95 : 3,222.24 = 1,287.01 : x
2. Step 2: Convert to fraction form
   2,334.95/3,222.24 = 1,287.01/x
3. Step 3: Cross multiply
   2,334.95x = 3,222.24 × 1,287.01
4. Step 4: Simplify right side
   2,334.95x = 4,147,048.67
5. Step 5: Solve for x
   x = 4,147,048.67/2,334.95
6. Step 6: Final answer
   x = 1,776.08