Finding the Fourth Proportional to 106,046.26, 146,344.72 and 58,298.56

Step by Step Solution

1. Step 1: Write the proportion equation
   106,046.26 : 146,344.72 = 58,298.56 : x
2. Step 2: Convert to fraction form
   106,046.26/146,344.72 = 58,298.56/x
3. Step 3: Cross multiply
   106,046.26x = 146,344.72 × 58,298.56
4. Step 4: Simplify right side
   106,046.26x = 8,531,686,439.60
5. Step 5: Solve for x
   x = 8,531,686,439.60/106,046.26
6. Step 6: Final answer
   x = 80,452.50