Finding the Fourth Proportional to 35,543.61, 49,043.27 and 21,397.37

Step by Step Solution

1. Step 1: Write the proportion equation
   35,543.61 : 49,043.27 = 21,397.37 : x
2. Step 2: Convert to fraction form
   35,543.61/49,043.27 = 21,397.37/x
3. Step 3: Cross multiply
   35,543.61x = 49,043.27 × 21,397.37
4. Step 4: Simplify right side
   35,543.61x = 1,049,396,802.48
5. Step 5: Solve for x
   x = 1,049,396,802.48/35,543.61
6. Step 6: Final answer
   x = 29,524.20