Finding the Fourth Proportional to 158,833.25, 219,189.89 and 91,765.25

Step by Step Solution

1. Step 1: Write the proportion equation
   158,833.25 : 219,189.89 = 91,765.25 : x
2. Step 2: Convert to fraction form
   158,833.25/219,189.89 = 91,765.25/x
3. Step 3: Cross multiply
   158,833.25x = 219,189.89 × 91,765.25
4. Step 4: Simplify right side
   158,833.25x = 20,114,015,053.32
5. Step 5: Solve for x
   x = 20,114,015,053.32/158,833.25
6. Step 6: Final answer
   x = 126,636.05