Finding the Fourth Proportional to 21,926.32, 32,885.22 and 5,915.86

Step by Step Solution

1. Step 1: Write the proportion equation
   21,926.32 : 32,885.22 = 5,915.86 : x
2. Step 2: Convert to fraction form
   21,926.32/32,885.22 = 5,915.86/x
3. Step 3: Cross multiply
   21,926.32x = 32,885.22 × 5,915.86
4. Step 4: Simplify right side
   21,926.32x = 194,544,357.59
5. Step 5: Solve for x
   x = 194,544,357.59/21,926.32
6. Step 6: Final answer
   x = 8,872.64