Finding the Fourth Proportional to 105,892.32, 146,132.96 and 58,150.08

Step by Step Solution

1. Step 1: Write the proportion equation
   105,892.32 : 146,132.96 = 58,150.08 : x
2. Step 2: Convert to fraction form
   105,892.32/146,132.96 = 58,150.08/x
3. Step 3: Cross multiply
   105,892.32x = 146,132.96 × 58,150.08
4. Step 4: Simplify right side
   105,892.32x = 8,497,643,314.64
5. Step 5: Solve for x
   x = 8,497,643,314.64/105,892.32
6. Step 6: Final answer
   x = 80,247.97