Finding the Fourth Proportional to 78,604.97, 108,476.81 and 42,796.95

Step by Step Solution

1. Step 1: Write the proportion equation
   78,604.97 : 108,476.81 = 42,796.95 : x
2. Step 2: Convert to fraction form
   78,604.97/108,476.81 = 42,796.95/x
3. Step 3: Cross multiply
   78,604.97x = 108,476.81 × 42,796.95
4. Step 4: Simplify right side
   78,604.97x = 4,642,476,613.73
5. Step 5: Solve for x
   x = 4,642,476,613.73/78,604.97
6. Step 6: Final answer
   x = 59,060.85