Finding the Fourth Proportional to 21,492.24, 29,659.95 and 12,061.14

Step by Step Solution

1. Step 1: Write the proportion equation
   21,492.24 : 29,659.95 = 12,061.14 : x
2. Step 2: Convert to fraction form
   21,492.24/29,659.95 = 12,061.14/x
3. Step 3: Cross multiply
   21,492.24x = 29,659.95 × 12,061.14
4. Step 4: Simplify right side
   21,492.24x = 357,732,809.34
5. Step 5: Solve for x
   x = 357,732,809.34/21,492.24
6. Step 6: Final answer
   x = 16,644.74