Finding the Fourth Proportional to 66,271.59, 91,453.86 and 36,056.55

Step by Step Solution

1. Step 1: Write the proportion equation
   66,271.59 : 91,453.86 = 36,056.55 : x
2. Step 2: Convert to fraction form
   66,271.59/91,453.86 = 36,056.55/x
3. Step 3: Cross multiply
   66,271.59x = 91,453.86 × 36,056.55
4. Step 4: Simplify right side
   66,271.59x = 3,297,510,675.78
5. Step 5: Solve for x
   x = 3,297,510,675.78/66,271.59
6. Step 6: Final answer
   x = 49,757.53