Finding the Fourth Proportional to 106,443.96, 146,890.62 and 58,701.72

Step by Step Solution

1. Step 1: Write the proportion equation
   106,443.96 : 146,890.62 = 58,701.72 : x
2. Step 2: Convert to fraction form
   106,443.96/146,890.62 = 58,701.72/x
3. Step 3: Cross multiply
   106,443.96x = 146,890.62 × 58,701.72
4. Step 4: Simplify right side
   106,443.96x = 8,622,732,045.87
5. Step 5: Solve for x
   x = 8,622,732,045.87/106,443.96
6. Step 6: Final answer
   x = 81,007.25