Finding the Fourth Proportional to 105,822.32, 146,031.50 and 58,074.44

Step by Step Solution

1. Step 1: Write the proportion equation
   105,822.32 : 146,031.50 = 58,074.44 : x
2. Step 2: Convert to fraction form
   105,822.32/146,031.50 = 58,074.44/x
3. Step 3: Cross multiply
   105,822.32x = 146,031.50 × 58,074.44
4. Step 4: Simplify right side
   105,822.32x = 8,480,697,584.86
5. Step 5: Solve for x
   x = 8,480,697,584.86/105,822.32
6. Step 6: Final answer
   x = 80,140.92