Finding the Fourth Proportional to 7,105.32, 10,657.98 and 2,664

Step by Step Solution

1. Step 1: Write the proportion equation
   7,105.32 : 10,657.98 = 2,664 : x
2. Step 2: Convert to fraction form
   7,105.32/10,657.98 = 2,664/x
3. Step 3: Cross multiply
   7,105.32x = 10,657.98 × 2,664
4. Step 4: Simplify right side
   7,105.32x = 28,392,858.72
5. Step 5: Solve for x
   x = 28,392,858.72/7,105.32
6. Step 6: Final answer
   x = 3,996