Finding the Fourth Proportional to 35,589.72, 49,113.81 and 21,445.29

Step by Step Solution

1. Step 1: Write the proportion equation
   35,589.72 : 49,113.81 = 21,445.29 : x
2. Step 2: Convert to fraction form
   35,589.72/49,113.81 = 21,445.29/x
3. Step 3: Cross multiply
   35,589.72x = 49,113.81 × 21,445.29
4. Step 4: Simplify right side
   35,589.72x = 1,053,259,898.45
5. Step 5: Solve for x
   x = 1,053,259,898.45/35,589.72
6. Step 6: Final answer
   x = 29,594.50