Finding the Fourth Proportional to 21,547.35, 32,308.83 and 8,384.58

Step by Step Solution

1. Step 1: Write the proportion equation
   21,547.35 : 32,308.83 = 8,384.58 : x
2. Step 2: Convert to fraction form
   21,547.35/32,308.83 = 8,384.58/x
3. Step 3: Cross multiply
   21,547.35x = 32,308.83 × 8,384.58
4. Step 4: Simplify right side
   21,547.35x = 270,895,969.84
5. Step 5: Solve for x
   x = 270,895,969.84/21,547.35
6. Step 6: Final answer
   x = 12,572.12