Finding the Fourth Proportional to 10,714.50, 14,769.81 and 9,214.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,714.50 : 14,769.81 = 9,214.38 : x
2. Step 2: Convert to fraction form
   10,714.50/14,769.81 = 9,214.38/x
3. Step 3: Cross multiply
   10,714.50x = 14,769.81 × 9,214.38
4. Step 4: Simplify right side
   10,714.50x = 136,094,641.87
5. Step 5: Solve for x
   x = 136,094,641.87/10,714.50
6. Step 6: Final answer
   x = 12,701.91