Finding the Fourth Proportional to 80,905.55, 111,650.18 and 45,097.83

Step by Step Solution

1. Step 1: Write the proportion equation
   80,905.55 : 111,650.18 = 45,097.83 : x
2. Step 2: Convert to fraction form
   80,905.55/111,650.18 = 45,097.83/x
3. Step 3: Cross multiply
   80,905.55x = 111,650.18 × 45,097.83
4. Step 4: Simplify right side
   80,905.55x = 5,035,180,611.62
5. Step 5: Solve for x
   x = 5,035,180,611.62/80,905.55
6. Step 6: Final answer
   x = 62,235.30