Finding the Fourth Proportional to 21,967.80, 32,956.91 and 7,176.69

Step by Step Solution

1. Step 1: Write the proportion equation
   21,967.80 : 32,956.91 = 7,176.69 : x
2. Step 2: Convert to fraction form
   21,967.80/32,956.91 = 7,176.69/x
3. Step 3: Cross multiply
   21,967.80x = 32,956.91 × 7,176.69
4. Step 4: Simplify right side
   21,967.80x = 236,521,526.43
5. Step 5: Solve for x
   x = 236,521,526.43/21,967.80
6. Step 6: Final answer
   x = 10,766.74