Finding the Fourth Proportional to 105,107.83, 145,044.27 and 59,779.42

Step by Step Solution

1. Step 1: Write the proportion equation
   105,107.83 : 145,044.27 = 59,779.42 : x
2. Step 2: Convert to fraction form
   105,107.83/145,044.27 = 59,779.42/x
3. Step 3: Cross multiply
   105,107.83x = 145,044.27 × 59,779.42
4. Step 4: Simplify right side
   105,107.83x = 8,670,661,972.31
5. Step 5: Solve for x
   x = 8,670,661,972.31/105,107.83
6. Step 6: Final answer
   x = 82,493.02