Finding the Fourth Proportional to 80,986.91, 111,760.61 and 45,176.00

Step by Step Solution

1. Step 1: Write the proportion equation
   80,986.91 : 111,760.61 = 45,176.00 : x
2. Step 2: Convert to fraction form
   80,986.91/111,760.61 = 45,176.00/x
3. Step 3: Cross multiply
   80,986.91x = 111,760.61 × 45,176.00
4. Step 4: Simplify right side
   80,986.91x = 5,048,896,532.68
5. Step 5: Solve for x
   x = 5,048,896,532.68/80,986.91
6. Step 6: Final answer
   x = 62,342.13