Finding the Fourth Proportional to 105,994.72, 146,274.42 and 60,672.52

Step by Step Solution

1. Step 1: Write the proportion equation
   105,994.72 : 146,274.42 = 60,672.52 : x
2. Step 2: Convert to fraction form
   105,994.72/146,274.42 = 60,672.52/x
3. Step 3: Cross multiply
   105,994.72x = 146,274.42 × 60,672.52
4. Step 4: Simplify right side
   105,994.72x = 8,874,837,672.94
5. Step 5: Solve for x
   x = 8,874,837,672.94/105,994.72
6. Step 6: Final answer
   x = 83,729.05