Finding the Fourth Proportional to 105,185.02, 146,135.24 and 103,923.88

Step by Step Solution

1. Step 1: Write the proportion equation
   105,185.02 : 146,135.24 = 103,923.88 : x
2. Step 2: Convert to fraction form
   105,185.02/146,135.24 = 103,923.88/x
3. Step 3: Cross multiply
   105,185.02x = 146,135.24 × 103,923.88
4. Step 4: Simplify right side
   105,185.02x = 15,186,941,145.53
5. Step 5: Solve for x
   x = 15,186,941,145.53/105,185.02
6. Step 6: Final answer
   x = 144,383.12