Finding the Fourth Proportional to 106,362.05, 146,778.89 and 58,615.45

Step by Step Solution

1. Step 1: Write the proportion equation
   106,362.05 : 146,778.89 = 58,615.45 : x
2. Step 2: Convert to fraction form
   106,362.05/146,778.89 = 58,615.45/x
3. Step 3: Cross multiply
   106,362.05x = 146,778.89 × 58,615.45
4. Step 4: Simplify right side
   106,362.05x = 8,603,510,027.83
5. Step 5: Solve for x
   x = 8,603,510,027.83/106,362.05
6. Step 6: Final answer
   x = 80,888.91