Finding the Fourth Proportional to 13,063.06, 18,018.81 and 7,754.14

Step by Step Solution

1. Step 1: Write the proportion equation
   13,063.06 : 18,018.81 = 7,754.14 : x
2. Step 2: Convert to fraction form
   13,063.06/18,018.81 = 7,754.14/x
3. Step 3: Cross multiply
   13,063.06x = 18,018.81 × 7,754.14
4. Step 4: Simplify right side
   13,063.06x = 139,720,375.37
5. Step 5: Solve for x
   x = 139,720,375.37/13,063.06
6. Step 6: Final answer
   x = 10,695.84