Finding the Fourth Proportional to 10,938.19, 16,410.25 and 5,018.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,938.19 : 16,410.25 = 5,018.86 : x
2. Step 2: Convert to fraction form
   10,938.19/16,410.25 = 5,018.86/x
3. Step 3: Cross multiply
   10,938.19x = 16,410.25 × 5,018.86
4. Step 4: Simplify right side
   10,938.19x = 82,360,745.87
5. Step 5: Solve for x
   x = 82,360,745.87/10,938.19
6. Step 6: Final answer
   x = 7,529.65