Finding the Fourth Proportional to 106,105.91, 146,423.94 and 58,358.48

Step by Step Solution

1. Step 1: Write the proportion equation
   106,105.91 : 146,423.94 = 58,358.48 : x
2. Step 2: Convert to fraction form
   106,105.91/146,423.94 = 58,358.48/x
3. Step 3: Cross multiply
   106,105.91x = 146,423.94 × 58,358.48
4. Step 4: Simplify right side
   106,105.91x = 8,545,078,574.01
5. Step 5: Solve for x
   x = 8,545,078,574.01/106,105.91
6. Step 6: Final answer
   x = 80,533.48