Finding the Fourth Proportional to 2,531.30, 3,493.23 and 1,412.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531.30 : 3,493.23 = 1,412.30 : x
2. Step 2: Convert to fraction form
   2,531.30/3,493.23 = 1,412.30/x
3. Step 3: Cross multiply
   2,531.30x = 3,493.23 × 1,412.30
4. Step 4: Simplify right side
   2,531.30x = 4,933,492.17
5. Step 5: Solve for x
   x = 4,933,492.17/2,531.30
6. Step 6: Final answer
   x = 1,948.99