Finding the Fourth Proportional to 35,794.56, 49,398.72 and 21,648

Step by Step Solution

1. Step 1: Write the proportion equation
   35,794.56 : 49,398.72 = 21,648 : x
2. Step 2: Convert to fraction form
   35,794.56/49,398.72 = 21,648/x
3. Step 3: Cross multiply
   35,794.56x = 49,398.72 × 21,648
4. Step 4: Simplify right side
   35,794.56x = 1,069,383,490.56
5. Step 5: Solve for x
   x = 1,069,383,490.56/35,794.56
6. Step 6: Final answer
   x = 29,875.59