Finding the Fourth Proportional to 80,475.69, 111,061.76 and 46,485.61

Step by Step Solution

1. Step 1: Write the proportion equation
   80,475.69 : 111,061.76 = 46,485.61 : x
2. Step 2: Convert to fraction form
   80,475.69/111,061.76 = 46,485.61/x
3. Step 3: Cross multiply
   80,475.69x = 111,061.76 × 46,485.61
4. Step 4: Simplify right side
   80,475.69x = 5,162,773,661.27
5. Step 5: Solve for x
   x = 5,162,773,661.27/80,475.69
6. Step 6: Final answer
   x = 64,153.21