Finding the Fourth Proportional to 21,766.88, 32,645.69 and 6,971.83

Step by Step Solution

1. Step 1: Write the proportion equation
   21,766.88 : 32,645.69 = 6,971.83 : x
2. Step 2: Convert to fraction form
   21,766.88/32,645.69 = 6,971.83/x
3. Step 3: Cross multiply
   21,766.88x = 32,645.69 × 6,971.83
4. Step 4: Simplify right side
   21,766.88x = 227,600,200.91
5. Step 5: Solve for x
   x = 227,600,200.91/21,766.88
6. Step 6: Final answer
   x = 10,456.26