Finding the Fourth Proportional to 72,963.97, 100,685.94 and 42,334.69

Step by Step Solution

1. Step 1: Write the proportion equation
   72,963.97 : 100,685.94 = 42,334.69 : x
2. Step 2: Convert to fraction form
   72,963.97/100,685.94 = 42,334.69/x
3. Step 3: Cross multiply
   72,963.97x = 100,685.94 × 42,334.69
4. Step 4: Simplify right side
   72,963.97x = 4,262,508,057.26
5. Step 5: Solve for x
   x = 4,262,508,057.26/72,963.97
6. Step 6: Final answer
   x = 58,419.35