Finding the Fourth Proportional to 21,094.12, 31,630.85 and 7,049.33

Step by Step Solution

1. Step 1: Write the proportion equation
   21,094.12 : 31,630.85 = 7,049.33 : x
2. Step 2: Convert to fraction form
   21,094.12/31,630.85 = 7,049.33/x
3. Step 3: Cross multiply
   21,094.12x = 31,630.85 × 7,049.33
4. Step 4: Simplify right side
   21,094.12x = 222,976,299.83
5. Step 5: Solve for x
   x = 222,976,299.83/21,094.12
6. Step 6: Final answer
   x = 10,570.54