Finding the Fourth Proportional to 105,883.21, 146,117.82 and 58,136.14

Step by Step Solution

1. Step 1: Write the proportion equation
   105,883.21 : 146,117.82 = 58,136.14 : x
2. Step 2: Convert to fraction form
   105,883.21/146,117.82 = 58,136.14/x
3. Step 3: Cross multiply
   105,883.21x = 146,117.82 × 58,136.14
4. Step 4: Simplify right side
   105,883.21x = 8,494,726,040.01
5. Step 5: Solve for x
   x = 8,494,726,040.01/105,883.21
6. Step 6: Final answer
   x = 80,227.32