Finding the Fourth Proportional to 65,144.82, 89,898.99 and 36,850.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,144.82 : 89,898.99 = 36,850.50 : x
2. Step 2: Convert to fraction form
   65,144.82/89,898.99 = 36,850.50/x
3. Step 3: Cross multiply
   65,144.82x = 89,898.99 × 36,850.50
4. Step 4: Simplify right side
   65,144.82x = 3,312,822,731.00
5. Step 5: Solve for x
   x = 3,312,822,731.00/65,144.82
6. Step 6: Final answer
   x = 50,853.20