Finding the Fourth Proportional to 2,520.47, 3,763.72 and 2,059.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520.47 : 3,763.72 = 2,059.16 : x
2. Step 2: Convert to fraction form
   2,520.47/3,763.72 = 2,059.16/x
3. Step 3: Cross multiply
   2,520.47x = 3,763.72 × 2,059.16
4. Step 4: Simplify right side
   2,520.47x = 7,750,101.68
5. Step 5: Solve for x
   x = 7,750,101.68/2,520.47
6. Step 6: Final answer
   x = 3,074.86