Finding the Fourth Proportional to 158,758.38, 219,052.35 and 91,651.50

Step by Step Solution

1. Step 1: Write the proportion equation
   158,758.38 : 219,052.35 = 91,651.50 : x
2. Step 2: Convert to fraction form
   158,758.38/219,052.35 = 91,651.50/x
3. Step 3: Cross multiply
   158,758.38x = 219,052.35 × 91,651.50
4. Step 4: Simplify right side
   158,758.38x = 20,076,476,456.03
5. Step 5: Solve for x
   x = 20,076,476,456.03/158,758.38
6. Step 6: Final answer
   x = 126,459.32