Finding the Fourth Proportional to 106,131.56, 146,462.24 and 58,383.68

Step by Step Solution

1. Step 1: Write the proportion equation
   106,131.56 : 146,462.24 = 58,383.68 : x
2. Step 2: Convert to fraction form
   106,131.56/146,462.24 = 58,383.68/x
3. Step 3: Cross multiply
   106,131.56x = 146,462.24 × 58,383.68
4. Step 4: Simplify right side
   106,131.56x = 8,551,003,965.89
5. Step 5: Solve for x
   x = 8,551,003,965.89/106,131.56
6. Step 6: Final answer
   x = 80,569.85