Finding the Fourth Proportional to 105,842.37, 146,037.33 and 59,902.60

Step by Step Solution

1. Step 1: Write the proportion equation
   105,842.37 : 146,037.33 = 59,902.60 : x
2. Step 2: Convert to fraction form
   105,842.37/146,037.33 = 59,902.60/x
3. Step 3: Cross multiply
   105,842.37x = 146,037.33 × 59,902.60
4. Step 4: Simplify right side
   105,842.37x = 8,748,015,764.06
5. Step 5: Solve for x
   x = 8,748,015,764.06/105,842.37
6. Step 6: Final answer
   x = 82,651.36