Finding the Fourth Proportional to 115,016.69, 158,711.91 and 84,818.27

Step by Step Solution

1. Step 1: Write the proportion equation
   115,016.69 : 158,711.91 = 84,818.27 : x
2. Step 2: Convert to fraction form
   115,016.69/158,711.91 = 84,818.27/x
3. Step 3: Cross multiply
   115,016.69x = 158,711.91 × 84,818.27
4. Step 4: Simplify right side
   115,016.69x = 13,461,669,713.31
5. Step 5: Solve for x
   x = 13,461,669,713.31/115,016.69
6. Step 6: Final answer
   x = 117,041.01