Finding the Fourth Proportional to 2,402.22, 3,315.27 and 1,354.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402.22 : 3,315.27 = 1,354.48 : x
2. Step 2: Convert to fraction form
   2,402.22/3,315.27 = 1,354.48/x
3. Step 3: Cross multiply
   2,402.22x = 3,315.27 × 1,354.48
4. Step 4: Simplify right side
   2,402.22x = 4,490,466.91
5. Step 5: Solve for x
   x = 4,490,466.91/2,402.22
6. Step 6: Final answer
   x = 1,869.30