Finding the Fourth Proportional to 49,059.60, 73,443.60 and 43,810.80

Step by Step Solution

1. Step 1: Write the proportion equation
   49,059.60 : 73,443.60 = 43,810.80 : x
2. Step 2: Convert to fraction form
   49,059.60/73,443.60 = 43,810.80/x
3. Step 3: Cross multiply
   49,059.60x = 73,443.60 × 43,810.80
4. Step 4: Simplify right side
   49,059.60x = 3,217,622,870.88
5. Step 5: Solve for x
   x = 3,217,622,870.88/49,059.60
6. Step 6: Final answer
   x = 65,586.00