Finding the Fourth Proportional to 10,092.45, 13,918.05 and 7,698.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,092.45 : 13,918.05 = 7,698.18 : x
2. Step 2: Convert to fraction form
   10,092.45/13,918.05 = 7,698.18/x
3. Step 3: Cross multiply
   10,092.45x = 13,918.05 × 7,698.18
4. Step 4: Simplify right side
   10,092.45x = 107,143,654.15
5. Step 5: Solve for x
   x = 107,143,654.15/10,092.45
6. Step 6: Final answer
   x = 10,616.22