Finding the Fourth Proportional to 2,272.35, 3,404.68 and 1,393.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,272.35 : 3,404.68 = 1,393.02 : x
2. Step 2: Convert to fraction form
   2,272.35/3,404.68 = 1,393.02/x
3. Step 3: Cross multiply
   2,272.35x = 3,404.68 × 1,393.02
4. Step 4: Simplify right side
   2,272.35x = 4,742,787.33
5. Step 5: Solve for x
   x = 4,742,787.33/2,272.35
6. Step 6: Final answer
   x = 2,087.17