Finding the Fourth Proportional to 35,653.05, 49,185.77 and 21,498.03

Step by Step Solution

1. Step 1: Write the proportion equation
   35,653.05 : 49,185.77 = 21,498.03 : x
2. Step 2: Convert to fraction form
   35,653.05/49,185.77 = 21,498.03/x
3. Step 3: Cross multiply
   35,653.05x = 49,185.77 × 21,498.03
4. Step 4: Simplify right side
   35,653.05x = 1,057,397,051.54
5. Step 5: Solve for x
   x = 1,057,397,051.54/35,653.05
6. Step 6: Final answer
   x = 29,657.97