Finding the Fourth Proportional to 110,065.91, 151,891.61 and 64,745.73

Step by Step Solution

1. Step 1: Write the proportion equation
   110,065.91 : 151,891.61 = 64,745.73 : x
2. Step 2: Convert to fraction form
   110,065.91/151,891.61 = 64,745.73/x
3. Step 3: Cross multiply
   110,065.91x = 151,891.61 × 64,745.73
4. Step 4: Simplify right side
   110,065.91x = 9,834,332,846.60
5. Step 5: Solve for x
   x = 9,834,332,846.60/110,065.91
6. Step 6: Final answer
   x = 89,349.49