Finding the Fourth Proportional to 35,976.24, 49,638.96 and 21,629.52

Step by Step Solution

1. Step 1: Write the proportion equation
   35,976.24 : 49,638.96 = 21,629.52 : x
2. Step 2: Convert to fraction form
   35,976.24/49,638.96 = 21,629.52/x
3. Step 3: Cross multiply
   35,976.24x = 49,638.96 × 21,629.52
4. Step 4: Simplify right side
   35,976.24x = 1,073,666,878.10
5. Step 5: Solve for x
   x = 1,073,666,878.10/35,976.24
6. Step 6: Final answer
   x = 29,843.78