Finding the Fourth Proportional to 105,080.92, 145,010.94 and 59,758.92

Step by Step Solution

1. Step 1: Write the proportion equation
   105,080.92 : 145,010.94 = 59,758.92 : x
2. Step 2: Convert to fraction form
   105,080.92/145,010.94 = 59,758.92/x
3. Step 3: Cross multiply
   105,080.92x = 145,010.94 × 59,758.92
4. Step 4: Simplify right side
   105,080.92x = 8,665,697,162.58
5. Step 5: Solve for x
   x = 8,665,697,162.58/105,080.92
6. Step 6: Final answer
   x = 82,466.89