Finding the Fourth Proportional to 21,079.59, 29,095.89 and 13,914.74

Step by Step Solution

1. Step 1: Write the proportion equation
   21,079.59 : 29,095.89 = 13,914.74 : x
2. Step 2: Convert to fraction form
   21,079.59/29,095.89 = 13,914.74/x
3. Step 3: Cross multiply
   21,079.59x = 29,095.89 × 13,914.74
4. Step 4: Simplify right side
   21,079.59x = 404,861,598.94
5. Step 5: Solve for x
   x = 404,861,598.94/21,079.59
6. Step 6: Final answer
   x = 19,206.33