Finding the Fourth Proportional to 2,637.18, 3,954.60 and 1,404.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,637.18 : 3,954.60 = 1,404.34 : x
2. Step 2: Convert to fraction form
   2,637.18/3,954.60 = 1,404.34/x
3. Step 3: Cross multiply
   2,637.18x = 3,954.60 × 1,404.34
4. Step 4: Simplify right side
   2,637.18x = 5,553,602.96
5. Step 5: Solve for x
   x = 5,553,602.96/2,637.18
6. Step 6: Final answer
   x = 2,105.89