Finding the Fourth Proportional to 21,082.22, 31,627.88 and 7,043.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,082.22 : 31,627.88 = 7,043.50 : x
2. Step 2: Convert to fraction form
   21,082.22/31,627.88 = 7,043.50/x
3. Step 3: Cross multiply
   21,082.22x = 31,627.88 × 7,043.50
4. Step 4: Simplify right side
   21,082.22x = 222,770,972.78
5. Step 5: Solve for x
   x = 222,770,972.78/21,082.22
6. Step 6: Final answer
   x = 10,566.77