Finding the Fourth Proportional to 13,041.92, 17,997.88 and 7,737.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,041.92 : 17,997.88 = 7,737.72 : x
2. Step 2: Convert to fraction form
   13,041.92/17,997.88 = 7,737.72/x
3. Step 3: Cross multiply
   13,041.92x = 17,997.88 × 7,737.72
4. Step 4: Simplify right side
   13,041.92x = 139,262,556.03
5. Step 5: Solve for x
   x = 139,262,556.03/13,041.92
6. Step 6: Final answer
   x = 10,678.07