Finding the Fourth Proportional to 65,944, 91,002.72 and 36,136

Step by Step Solution

1. Step 1: Write the proportion equation
   65,944 : 91,002.72 = 36,136 : x
2. Step 2: Convert to fraction form
   65,944/91,002.72 = 36,136/x
3. Step 3: Cross multiply
   65,944x = 91,002.72 × 36,136
4. Step 4: Simplify right side
   65,944x = 3,288,474,289.92
5. Step 5: Solve for x
   x = 3,288,474,289.92/65,944
6. Step 6: Final answer
   x = 49,867.68