Finding the Fourth Proportional to 21,404.03, 32,117.43 and 8,086.11

Step by Step Solution

1. Step 1: Write the proportion equation
   21,404.03 : 32,117.43 = 8,086.11 : x
2. Step 2: Convert to fraction form
   21,404.03/32,117.43 = 8,086.11/x
3. Step 3: Cross multiply
   21,404.03x = 32,117.43 × 8,086.11
4. Step 4: Simplify right side
   21,404.03x = 259,705,071.90
5. Step 5: Solve for x
   x = 259,705,071.90/21,404.03
6. Step 6: Final answer
   x = 12,133.47