Finding the Fourth Proportional to 105,907.50, 146,147.22 and 58,151.52

Step by Step Solution

1. Step 1: Write the proportion equation
   105,907.50 : 146,147.22 = 58,151.52 : x
2. Step 2: Convert to fraction form
   105,907.50/146,147.22 = 58,151.52/x
3. Step 3: Cross multiply
   105,907.50x = 146,147.22 × 58,151.52
4. Step 4: Simplify right side
   105,907.50x = 8,498,682,986.77
5. Step 5: Solve for x
   x = 8,498,682,986.77/105,907.50
6. Step 6: Final answer
   x = 80,246.28