Finding the Fourth Proportional to 2,531.48, 3,493.35 and 1,412.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531.48 : 3,493.35 = 1,412.39 : x
2. Step 2: Convert to fraction form
   2,531.48/3,493.35 = 1,412.39/x
3. Step 3: Cross multiply
   2,531.48x = 3,493.35 × 1,412.39
4. Step 4: Simplify right side
   2,531.48x = 4,933,981.34
5. Step 5: Solve for x
   x = 4,933,981.34/2,531.48
6. Step 6: Final answer
   x = 1,949.05