Finding the Fourth Proportional to 60,146.82, 90,229.34 and 43,631.48

Step by Step Solution

1. Step 1: Write the proportion equation
   60,146.82 : 90,229.34 = 43,631.48 : x
2. Step 2: Convert to fraction form
   60,146.82/90,229.34 = 43,631.48/x
3. Step 3: Cross multiply
   60,146.82x = 90,229.34 × 43,631.48
4. Step 4: Simplify right side
   60,146.82x = 3,936,839,192.48
5. Step 5: Solve for x
   x = 3,936,839,192.48/60,146.82
6. Step 6: Final answer
   x = 65,453.82