Finding the Fourth Proportional to 10,698.29, 16,013.81 and 7,346.91

Step by Step Solution

1. Step 1: Write the proportion equation
   10,698.29 : 16,013.81 = 7,346.91 : x
2. Step 2: Convert to fraction form
   10,698.29/16,013.81 = 7,346.91/x
3. Step 3: Cross multiply
   10,698.29x = 16,013.81 × 7,346.91
4. Step 4: Simplify right side
   10,698.29x = 117,652,099.25
5. Step 5: Solve for x
   x = 117,652,099.25/10,698.29
6. Step 6: Final answer
   x = 10,997.28