Finding the Fourth Proportional to 42,064.84, 57,931.36 and 41,146.30

Step by Step Solution

1. Step 1: Write the proportion equation
   42,064.84 : 57,931.36 = 41,146.30 : x
2. Step 2: Convert to fraction form
   42,064.84/57,931.36 = 41,146.30/x
3. Step 3: Cross multiply
   42,064.84x = 57,931.36 × 41,146.30
4. Step 4: Simplify right side
   42,064.84x = 2,383,661,117.97
5. Step 5: Solve for x
   x = 2,383,661,117.97/42,064.84
6. Step 6: Final answer
   x = 56,666.35