Finding the Fourth Proportional to 161,411.63, 242,156.34 and 50,603.63

Step by Step Solution

1. Step 1: Write the proportion equation
   161,411.63 : 242,156.34 = 50,603.63 : x
2. Step 2: Convert to fraction form
   161,411.63/242,156.34 = 50,603.63/x
3. Step 3: Cross multiply
   161,411.63x = 242,156.34 × 50,603.63
4. Step 4: Simplify right side
   161,411.63x = 12,253,988,620.73
5. Step 5: Solve for x
   x = 12,253,988,620.73/161,411.63
6. Step 6: Final answer
   x = 75,917.63