Finding the Fourth Proportional to 34,164.18, 51,244.25 and 13,114.31

Step by Step Solution

1. Step 1: Write the proportion equation
   34,164.18 : 51,244.25 = 13,114.31 : x
2. Step 2: Convert to fraction form
   34,164.18/51,244.25 = 13,114.31/x
3. Step 3: Cross multiply
   34,164.18x = 51,244.25 × 13,114.31
4. Step 4: Simplify right side
   34,164.18x = 672,032,658.42
5. Step 5: Solve for x
   x = 672,032,658.42/34,164.18
6. Step 6: Final answer
   x = 19,670.68