Finding the Fourth Proportional to 60,884.94, 91,179.78 and 42,112.29

Step by Step Solution

1. Step 1: Write the proportion equation
   60,884.94 : 91,179.78 = 42,112.29 : x
2. Step 2: Convert to fraction form
   60,884.94/91,179.78 = 42,112.29/x
3. Step 3: Cross multiply
   60,884.94x = 91,179.78 × 42,112.29
4. Step 4: Simplify right side
   60,884.94x = 3,839,789,337.50
5. Step 5: Solve for x
   x = 3,839,789,337.50/60,884.94
6. Step 6: Final answer
   x = 63,066.32