Finding the Fourth Proportional to 65,956.12, 91,014.78 and 37,280.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,956.12 : 91,014.78 = 37,280.50 : x
2. Step 2: Convert to fraction form
   65,956.12/91,014.78 = 37,280.50/x
3. Step 3: Cross multiply
   65,956.12x = 91,014.78 × 37,280.50
4. Step 4: Simplify right side
   65,956.12x = 3,393,076,505.79
5. Step 5: Solve for x
   x = 3,393,076,505.79/65,956.12
6. Step 6: Final answer
   x = 51,444.45