Finding the Fourth Proportional to 105,810.73, 146,020.62 and 58,068.52

Step by Step Solution

1. Step 1: Write the proportion equation
   105,810.73 : 146,020.62 = 58,068.52 : x
2. Step 2: Convert to fraction form
   105,810.73/146,020.62 = 58,068.52/x
3. Step 3: Cross multiply
   105,810.73x = 146,020.62 × 58,068.52
4. Step 4: Simplify right side
   105,810.73x = 8,479,201,145.59
5. Step 5: Solve for x
   x = 8,479,201,145.59/105,810.73
6. Step 6: Final answer
   x = 80,135.55