Finding the Fourth Proportional to 105,983.15, 146,264.89 and 60,675.35

Step by Step Solution

1. Step 1: Write the proportion equation
   105,983.15 : 146,264.89 = 60,675.35 : x
2. Step 2: Convert to fraction form
   105,983.15/146,264.89 = 60,675.35/x
3. Step 3: Cross multiply
   105,983.15x = 146,264.89 × 60,675.35
4. Step 4: Simplify right side
   105,983.15x = 8,874,672,358.76
5. Step 5: Solve for x
   x = 8,874,672,358.76/105,983.15
6. Step 6: Final answer
   x = 83,736.64