Finding the Fourth Proportional to 105,810.67, 146,018.64 and 58,067.02

Step by Step Solution

1. Step 1: Write the proportion equation
   105,810.67 : 146,018.64 = 58,067.02 : x
2. Step 2: Convert to fraction form
   105,810.67/146,018.64 = 58,067.02/x
3. Step 3: Cross multiply
   105,810.67x = 146,018.64 × 58,067.02
4. Step 4: Simplify right side
   105,810.67x = 8,478,867,289.25
5. Step 5: Solve for x
   x = 8,478,867,289.25/105,810.67
6. Step 6: Final answer
   x = 80,132.44