Finding the Fourth Proportional to 2,847.37, 4,270.83 and 899.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,847.37 : 4,270.83 = 899.59 : x
2. Step 2: Convert to fraction form
   2,847.37/4,270.83 = 899.59/x
3. Step 3: Cross multiply
   2,847.37x = 4,270.83 × 899.59
4. Step 4: Simplify right side
   2,847.37x = 3,841,995.96
5. Step 5: Solve for x
   x = 3,841,995.96/2,847.37
6. Step 6: Final answer
   x = 1,349.31