Finding the Fourth Proportional to 65,210.12, 89,987.46 and 36,914.12

Step by Step Solution

1. Step 1: Write the proportion equation
   65,210.12 : 89,987.46 = 36,914.12 : x
2. Step 2: Convert to fraction form
   65,210.12/89,987.46 = 36,914.12/x
3. Step 3: Cross multiply
   65,210.12x = 89,987.46 × 36,914.12
4. Step 4: Simplify right side
   65,210.12x = 3,321,807,896.94
5. Step 5: Solve for x
   x = 3,321,807,896.94/65,210.12
6. Step 6: Final answer
   x = 50,940.07