Finding the Fourth Proportional to 76,846.98, 106,057.89 and 42,860.82

Step by Step Solution

1. Step 1: Write the proportion equation
   76,846.98 : 106,057.89 = 42,860.82 : x
2. Step 2: Convert to fraction form
   76,846.98/106,057.89 = 42,860.82/x
3. Step 3: Cross multiply
   76,846.98x = 106,057.89 × 42,860.82
4. Step 4: Simplify right side
   76,846.98x = 4,545,728,132.87
5. Step 5: Solve for x
   x = 4,545,728,132.87/76,846.98
6. Step 6: Final answer
   x = 59,152.98