Finding the Fourth Proportional to 14,294.27, 21,454.58 and 7,279.34

Step by Step Solution

1. Step 1: Write the proportion equation
   14,294.27 : 21,454.58 = 7,279.34 : x
2. Step 2: Convert to fraction form
   14,294.27/21,454.58 = 7,279.34/x
3. Step 3: Cross multiply
   14,294.27x = 21,454.58 × 7,279.34
4. Step 4: Simplify right side
   14,294.27x = 156,175,093.30
5. Step 5: Solve for x
   x = 156,175,093.30/14,294.27
6. Step 6: Final answer
   x = 10,925.72