Finding the Fourth Proportional to 10,735.68, 14,820.82 and 8,340.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,735.68 : 14,820.82 = 8,340.31 : x
2. Step 2: Convert to fraction form
   10,735.68/14,820.82 = 8,340.31/x
3. Step 3: Cross multiply
   10,735.68x = 14,820.82 × 8,340.31
4. Step 4: Simplify right side
   10,735.68x = 123,610,175.35
5. Step 5: Solve for x
   x = 123,610,175.35/10,735.68
6. Step 6: Final answer
   x = 11,513.96