Finding the Fourth Proportional to 3,730.50, 5,148.12 and 2,074.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,730.50 : 5,148.12 = 2,074.50 : x
2. Step 2: Convert to fraction form
   3,730.50/5,148.12 = 2,074.50/x
3. Step 3: Cross multiply
   3,730.50x = 5,148.12 × 2,074.50
4. Step 4: Simplify right side
   3,730.50x = 10,679,774.94
5. Step 5: Solve for x
   x = 10,679,774.94/3,730.50
6. Step 6: Final answer
   x = 2,862.83