Finding the Fourth Proportional to 80,914.45, 111,659.62 and 45,103.69

Step by Step Solution

1. Step 1: Write the proportion equation
   80,914.45 : 111,659.62 = 45,103.69 : x
2. Step 2: Convert to fraction form
   80,914.45/111,659.62 = 45,103.69/x
3. Step 3: Cross multiply
   80,914.45x = 111,659.62 × 45,103.69
4. Step 4: Simplify right side
   80,914.45x = 5,036,260,886.00
5. Step 5: Solve for x
   x = 5,036,260,886.00/80,914.45
6. Step 6: Final answer
   x = 62,241.80