Finding the Fourth Proportional to 104,871.50, 144,733.61 and 59,561.72

Step by Step Solution

1. Step 1: Write the proportion equation
   104,871.50 : 144,733.61 = 59,561.72 : x
2. Step 2: Convert to fraction form
   104,871.50/144,733.61 = 59,561.72/x
3. Step 3: Cross multiply
   104,871.50x = 144,733.61 × 59,561.72
4. Step 4: Simplify right side
   104,871.50x = 8,620,582,753.41
5. Step 5: Solve for x
   x = 8,620,582,753.41/104,871.50
6. Step 6: Final answer
   x = 82,201.39