Finding the Fourth Proportional to 155,963.72, 233,904.04 and 43,637

Step by Step Solution

1. Step 1: Write the proportion equation
   155,963.72 : 233,904.04 = 43,637 : x
2. Step 2: Convert to fraction form
   155,963.72/233,904.04 = 43,637/x
3. Step 3: Cross multiply
   155,963.72x = 233,904.04 × 43,637
4. Step 4: Simplify right side
   155,963.72x = 10,206,870,593.48
5. Step 5: Solve for x
   x = 10,206,870,593.48/155,963.72
6. Step 6: Final answer
   x = 65,443.88