Finding the Fourth Proportional to 10,734.72, 14,814.54 and 8,077.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,734.72 : 14,814.54 = 8,077.38 : x
2. Step 2: Convert to fraction form
   10,734.72/14,814.54 = 8,077.38/x
3. Step 3: Cross multiply
   10,734.72x = 14,814.54 × 8,077.38
4. Step 4: Simplify right side
   10,734.72x = 119,662,669.11
5. Step 5: Solve for x
   x = 119,662,669.11/10,734.72
6. Step 6: Final answer
   x = 11,147.26