Finding the Fourth Proportional to 25,997.46, 35,843.94 and 21,696.72

Step by Step Solution

1. Step 1: Write the proportion equation
   25,997.46 : 35,843.94 = 21,696.72 : x
2. Step 2: Convert to fraction form
   25,997.46/35,843.94 = 21,696.72/x
3. Step 3: Cross multiply
   25,997.46x = 35,843.94 × 21,696.72
4. Step 4: Simplify right side
   25,997.46x = 777,695,929.88
5. Step 5: Solve for x
   x = 777,695,929.88/25,997.46
6. Step 6: Final answer
   x = 29,914.30