Finding the Fourth Proportional to 21,479.34, 32,215.38 and 5,684.58

Step by Step Solution

1. Step 1: Write the proportion equation
   21,479.34 : 32,215.38 = 5,684.58 : x
2. Step 2: Convert to fraction form
   21,479.34/32,215.38 = 5,684.58/x
3. Step 3: Cross multiply
   21,479.34x = 32,215.38 × 5,684.58
4. Step 4: Simplify right side
   21,479.34x = 183,130,904.84
5. Step 5: Solve for x
   x = 183,130,904.84/21,479.34
6. Step 6: Final answer
   x = 8,525.91