Finding the Fourth Proportional to 65,155.88, 89,914.50 and 36,861.56

Step by Step Solution

1. Step 1: Write the proportion equation
   65,155.88 : 89,914.50 = 36,861.56 : x
2. Step 2: Convert to fraction form
   65,155.88/89,914.50 = 36,861.56/x
3. Step 3: Cross multiply
   65,155.88x = 89,914.50 × 36,861.56
4. Step 4: Simplify right side
   65,155.88x = 3,314,388,961.41
5. Step 5: Solve for x
   x = 3,314,388,961.41/65,155.88
6. Step 6: Final answer
   x = 50,868.61