Finding the Fourth Proportional to 105,037.54, 144,964.06 and 59,722.31

Step by Step Solution

1. Step 1: Write the proportion equation
   105,037.54 : 144,964.06 = 59,722.31 : x
2. Step 2: Convert to fraction form
   105,037.54/144,964.06 = 59,722.31/x
3. Step 3: Cross multiply
   105,037.54x = 144,964.06 × 59,722.31
4. Step 4: Simplify right side
   105,037.54x = 8,657,588,911.25
5. Step 5: Solve for x
   x = 8,657,588,911.25/105,037.54
6. Step 6: Final answer
   x = 82,423.76