Finding the Fourth Proportional to 65,962.49, 91,026.89 and 36,890.78

Step by Step Solution

1. Step 1: Write the proportion equation
   65,962.49 : 91,026.89 = 36,890.78 : x
2. Step 2: Convert to fraction form
   65,962.49/91,026.89 = 36,890.78/x
3. Step 3: Cross multiply
   65,962.49x = 91,026.89 × 36,890.78
4. Step 4: Simplify right side
   65,962.49x = 3,358,052,471.83
5. Step 5: Solve for x
   x = 3,358,052,471.83/65,962.49
6. Step 6: Final answer
   x = 50,908.52