Finding the Fourth Proportional to 10,735.55, 14,820.63 and 8,340.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,735.55 : 14,820.63 = 8,340.17 : x
2. Step 2: Convert to fraction form
   10,735.55/14,820.63 = 8,340.17/x
3. Step 3: Cross multiply
   10,735.55x = 14,820.63 × 8,340.17
4. Step 4: Simplify right side
   10,735.55x = 123,606,610.76
5. Step 5: Solve for x
   x = 123,606,610.76/10,735.55
6. Step 6: Final answer
   x = 11,513.77