Finding the Fourth Proportional to 2,981.06, 4,104.50 and 2,531.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,981.06 : 4,104.50 = 2,531.98 : x
2. Step 2: Convert to fraction form
   2,981.06/4,104.50 = 2,531.98/x
3. Step 3: Cross multiply
   2,981.06x = 4,104.50 × 2,531.98
4. Step 4: Simplify right side
   2,981.06x = 10,392,511.91
5. Step 5: Solve for x
   x = 10,392,511.91/2,981.06
6. Step 6: Final answer
   x = 3,486.18