Finding the Fourth Proportional to 73,142.89, 100,941.86 and 42,917.13

Step by Step Solution

1. Step 1: Write the proportion equation
   73,142.89 : 100,941.86 = 42,917.13 : x
2. Step 2: Convert to fraction form
   73,142.89/100,941.86 = 42,917.13/x
3. Step 3: Cross multiply
   73,142.89x = 100,941.86 × 42,917.13
4. Step 4: Simplify right side
   73,142.89x = 4,332,135,035.35
5. Step 5: Solve for x
   x = 4,332,135,035.35/73,142.89
6. Step 6: Final answer
   x = 59,228.38