Finding the Fourth Proportional to 105,973.14, 146,142.28 and 69,610.18

Step by Step Solution

1. Step 1: Write the proportion equation
   105,973.14 : 146,142.28 = 69,610.18 : x
2. Step 2: Convert to fraction form
   105,973.14/146,142.28 = 69,610.18/x
3. Step 3: Cross multiply
   105,973.14x = 146,142.28 × 69,610.18
4. Step 4: Simplify right side
   105,973.14x = 10,172,990,416.41
5. Step 5: Solve for x
   x = 10,172,990,416.41/105,973.14
6. Step 6: Final answer
   x = 95,995.93