Finding the Fourth Proportional to 83,614.36, 115,441.86 and 51,817

Step by Step Solution

1. Step 1: Write the proportion equation
   83,614.36 : 115,441.86 = 51,817 : x
2. Step 2: Convert to fraction form
   83,614.36/115,441.86 = 51,817/x
3. Step 3: Cross multiply
   83,614.36x = 115,441.86 × 51,817
4. Step 4: Simplify right side
   83,614.36x = 5,981,850,859.62
5. Step 5: Solve for x
   x = 5,981,850,859.62/83,614.36
6. Step 6: Final answer
   x = 71,540.95