Finding the Fourth Proportional to 2,637.33, 3,955.98 and 1,077

Step by Step Solution

1. Step 1: Write the proportion equation
   2,637.33 : 3,955.98 = 1,077 : x
2. Step 2: Convert to fraction form
   2,637.33/3,955.98 = 1,077/x
3. Step 3: Cross multiply
   2,637.33x = 3,955.98 × 1,077
4. Step 4: Simplify right side
   2,637.33x = 4,260,590.46
5. Step 5: Solve for x
   x = 4,260,590.46/2,637.33
6. Step 6: Final answer
   x = 1,615.49