Finding the Fourth Proportional to 13,714.46, 20,572.50 and 3,854.51

Step by Step Solution

1. Step 1: Write the proportion equation
   13,714.46 : 20,572.50 = 3,854.51 : x
2. Step 2: Convert to fraction form
   13,714.46/20,572.50 = 3,854.51/x
3. Step 3: Cross multiply
   13,714.46x = 20,572.50 × 3,854.51
4. Step 4: Simplify right side
   13,714.46x = 79,296,892.52
5. Step 5: Solve for x
   x = 79,296,892.52/13,714.46
6. Step 6: Final answer
   x = 5,781.99