Finding the Fourth Proportional to 105,892.59, 146,114.46 and 60,563.28

Step by Step Solution

1. Step 1: Write the proportion equation
   105,892.59 : 146,114.46 = 60,563.28 : x
2. Step 2: Convert to fraction form
   105,892.59/146,114.46 = 60,563.28/x
3. Step 3: Cross multiply
   105,892.59x = 146,114.46 × 60,563.28
4. Step 4: Simplify right side
   105,892.59x = 8,849,170,953.03
5. Step 5: Solve for x
   x = 8,849,170,953.03/105,892.59
6. Step 6: Final answer
   x = 83,567.42