Finding the Fourth Proportional to 3,700.83, 5,101.88 and 2,520.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,700.83 : 5,101.88 = 2,520.39 : x
2. Step 2: Convert to fraction form
   3,700.83/5,101.88 = 2,520.39/x
3. Step 3: Cross multiply
   3,700.83x = 5,101.88 × 2,520.39
4. Step 4: Simplify right side
   3,700.83x = 12,858,714.73
5. Step 5: Solve for x
   x = 12,858,714.73/3,700.83
6. Step 6: Final answer
   x = 3,474.55