Finding the Fourth Proportional to 21,890.06, 32,839.70 and 7,097.82

Step by Step Solution

1. Step 1: Write the proportion equation
   21,890.06 : 32,839.70 = 7,097.82 : x
2. Step 2: Convert to fraction form
   21,890.06/32,839.70 = 7,097.82/x
3. Step 3: Cross multiply
   21,890.06x = 32,839.70 × 7,097.82
4. Step 4: Simplify right side
   21,890.06x = 233,090,297.20
5. Step 5: Solve for x
   x = 233,090,297.20/21,890.06
6. Step 6: Final answer
   x = 10,648.23