Finding the Fourth Proportional to 105,162.91, 145,128.02 and 59,847.41

Step by Step Solution

1. Step 1: Write the proportion equation
   105,162.91 : 145,128.02 = 59,847.41 : x
2. Step 2: Convert to fraction form
   105,162.91/145,128.02 = 59,847.41/x
3. Step 3: Cross multiply
   105,162.91x = 145,128.02 × 59,847.41
4. Step 4: Simplify right side
   105,162.91x = 8,685,536,115.43
5. Step 5: Solve for x
   x = 8,685,536,115.43/105,162.91
6. Step 6: Final answer
   x = 82,591.25