Finding the Fourth Proportional to 120,981.76, 181,287.84 and 50,822.72

Step by Step Solution

1. Step 1: Write the proportion equation
   120,981.76 : 181,287.84 = 50,822.72 : x
2. Step 2: Convert to fraction form
   120,981.76/181,287.84 = 50,822.72/x
3. Step 3: Cross multiply
   120,981.76x = 181,287.84 × 50,822.72
4. Step 4: Simplify right side
   120,981.76x = 9,213,541,131.72
5. Step 5: Solve for x
   x = 9,213,541,131.72/120,981.76
6. Step 6: Final answer
   x = 76,156.45