Finding the Fourth Proportional to 9,914.69, 14,686.52 and 9,804.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,914.69 : 14,686.52 = 9,804.12 : x
2. Step 2: Convert to fraction form
   9,914.69/14,686.52 = 9,804.12/x
3. Step 3: Cross multiply
   9,914.69x = 14,686.52 × 9,804.12
4. Step 4: Simplify right side
   9,914.69x = 143,988,355.44
5. Step 5: Solve for x
   x = 143,988,355.44/9,914.69
6. Step 6: Final answer
   x = 14,522.74