Finding the Fourth Proportional to 158,982.14, 219,410.78 and 91,004.72

Step by Step Solution

1. Step 1: Write the proportion equation
   158,982.14 : 219,410.78 = 91,004.72 : x
2. Step 2: Convert to fraction form
   158,982.14/219,410.78 = 91,004.72/x
3. Step 3: Cross multiply
   158,982.14x = 219,410.78 × 91,004.72
4. Step 4: Simplify right side
   158,982.14x = 19,967,415,046.80
5. Step 5: Solve for x
   x = 19,967,415,046.80/158,982.14
6. Step 6: Final answer
   x = 125,595.33