Finding the Fourth Proportional to 3,820.46, 5,726.59 and 2,503.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,820.46 : 5,726.59 = 2,503.72 : x
2. Step 2: Convert to fraction form
   3,820.46/5,726.59 = 2,503.72/x
3. Step 3: Cross multiply
   3,820.46x = 5,726.59 × 2,503.72
4. Step 4: Simplify right side
   3,820.46x = 14,337,777.91
5. Step 5: Solve for x
   x = 14,337,777.91/3,820.46
6. Step 6: Final answer
   x = 3,752.89