Finding the Fourth Proportional to 2,531.17, 3,492.69 and 1,411.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531.17 : 3,492.69 = 1,411.95 : x
2. Step 2: Convert to fraction form
   2,531.17/3,492.69 = 1,411.95/x
3. Step 3: Cross multiply
   2,531.17x = 3,492.69 × 1,411.95
4. Step 4: Simplify right side
   2,531.17x = 4,931,511.45
5. Step 5: Solve for x
   x = 4,931,511.45/2,531.17
6. Step 6: Final answer
   x = 1,948.31