Finding the Fourth Proportional to 80,929.51, 111,688.64 and 46,949.61

Step by Step Solution

1. Step 1: Write the proportion equation
   80,929.51 : 111,688.64 = 46,949.61 : x
2. Step 2: Convert to fraction form
   80,929.51/111,688.64 = 46,949.61/x
3. Step 3: Cross multiply
   80,929.51x = 111,688.64 × 46,949.61
4. Step 4: Simplify right side
   80,929.51x = 5,243,738,089.43
5. Step 5: Solve for x
   x = 5,243,738,089.43/80,929.51
6. Step 6: Final answer
   x = 64,793.89