Finding the Fourth Proportional to 2,277.31, 3,416.01 and 890.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,277.31 : 3,416.01 = 890.59 : x
2. Step 2: Convert to fraction form
   2,277.31/3,416.01 = 890.59/x
3. Step 3: Cross multiply
   2,277.31x = 3,416.01 × 890.59
4. Step 4: Simplify right side
   2,277.31x = 3,042,264.35
5. Step 5: Solve for x
   x = 3,042,264.35/2,277.31
6. Step 6: Final answer
   x = 1,335.90