Finding the Fourth Proportional to 3,751.31, 5,175.50 and 2,492.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,751.31 : 5,175.50 = 2,492.98 : x
2. Step 2: Convert to fraction form
   3,751.31/5,175.50 = 2,492.98/x
3. Step 3: Cross multiply
   3,751.31x = 5,175.50 × 2,492.98
4. Step 4: Simplify right side
   3,751.31x = 12,902,392.59
5. Step 5: Solve for x
   x = 12,902,392.59/3,751.31
6. Step 6: Final answer
   x = 3,439.43