Finding the Fourth Proportional to 105,514.89, 145,624.41 and 60,182.48

Step by Step Solution

1. Step 1: Write the proportion equation
   105,514.89 : 145,624.41 = 60,182.48 : x
2. Step 2: Convert to fraction form
   105,514.89/145,624.41 = 60,182.48/x
3. Step 3: Cross multiply
   105,514.89x = 145,624.41 × 60,182.48
4. Step 4: Simplify right side
   105,514.89x = 8,764,038,506.40
5. Step 5: Solve for x
   x = 8,764,038,506.40/105,514.89
6. Step 6: Final answer
   x = 83,059.73