Finding the Fourth Proportional to 34,514.38, 51,761.56 and 13,449.72

Step by Step Solution

1. Step 1: Write the proportion equation
   34,514.38 : 51,761.56 = 13,449.72 : x
2. Step 2: Convert to fraction form
   34,514.38/51,761.56 = 13,449.72/x
3. Step 3: Cross multiply
   34,514.38x = 51,761.56 × 13,449.72
4. Step 4: Simplify right side
   34,514.38x = 696,178,488.76
5. Step 5: Solve for x
   x = 696,178,488.76/34,514.38
6. Step 6: Final answer
   x = 20,170.68