Finding the Fourth Proportional to 105,020.33, 144,922.28 and 59,692.01

Step by Step Solution

1. Step 1: Write the proportion equation
   105,020.33 : 144,922.28 = 59,692.01 : x
2. Step 2: Convert to fraction form
   105,020.33/144,922.28 = 59,692.01/x
3. Step 3: Cross multiply
   105,020.33x = 144,922.28 × 59,692.01
4. Step 4: Simplify right side
   105,020.33x = 8,650,701,163.91
5. Step 5: Solve for x
   x = 8,650,701,163.91/105,020.33
6. Step 6: Final answer
   x = 82,371.69