Finding the Fourth Proportional to 2,273.99, 3,412.56 and 887.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,273.99 : 3,412.56 = 887.33 : x
2. Step 2: Convert to fraction form
   2,273.99/3,412.56 = 887.33/x
3. Step 3: Cross multiply
   2,273.99x = 3,412.56 × 887.33
4. Step 4: Simplify right side
   2,273.99x = 3,028,066.86
5. Step 5: Solve for x
   x = 3,028,066.86/2,273.99
6. Step 6: Final answer
   x = 1,331.61