Finding the Fourth Proportional to 34,168.52, 51,255.42 and 13,118.68

Step by Step Solution

1. Step 1: Write the proportion equation
   34,168.52 : 51,255.42 = 13,118.68 : x
2. Step 2: Convert to fraction form
   34,168.52/51,255.42 = 13,118.68/x
3. Step 3: Cross multiply
   34,168.52x = 51,255.42 × 13,118.68
4. Step 4: Simplify right side
   34,168.52x = 672,403,453.25
5. Step 5: Solve for x
   x = 672,403,453.25/34,168.52
6. Step 6: Final answer
   x = 19,679.03