Finding the Fourth Proportional to 106,111.47, 146,429.28 and 58,361.73

Step by Step Solution

1. Step 1: Write the proportion equation
   106,111.47 : 146,429.28 = 58,361.73 : x
2. Step 2: Convert to fraction form
   106,111.47/146,429.28 = 58,361.73/x
3. Step 3: Cross multiply
   106,111.47x = 146,429.28 × 58,361.73
4. Step 4: Simplify right side
   106,111.47x = 8,545,866,103.45
5. Step 5: Solve for x
   x = 8,545,866,103.45/106,111.47
6. Step 6: Final answer
   x = 80,536.69