Finding the Fourth Proportional to 105,016.84, 144,931.85 and 59,709.04

Step by Step Solution

1. Step 1: Write the proportion equation
   105,016.84 : 144,931.85 = 59,709.04 : x
2. Step 2: Convert to fraction form
   105,016.84/144,931.85 = 59,709.04/x
3. Step 3: Cross multiply
   105,016.84x = 144,931.85 × 59,709.04
4. Step 4: Simplify right side
   105,016.84x = 8,653,741,628.92
5. Step 5: Solve for x
   x = 8,653,741,628.92/105,016.84
6. Step 6: Final answer
   x = 82,403.37