Finding the Fourth Proportional to 10,682.07, 16,009.17 and 7,730.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,682.07 : 16,009.17 = 7,730.45 : x
2. Step 2: Convert to fraction form
   10,682.07/16,009.17 = 7,730.45/x
3. Step 3: Cross multiply
   10,682.07x = 16,009.17 × 7,730.45
4. Step 4: Simplify right side
   10,682.07x = 123,758,129.28
5. Step 5: Solve for x
   x = 123,758,129.28/10,682.07
6. Step 6: Final answer
   x = 11,585.59