Finding the Fourth Proportional to 12,386.63, 17,093.82 and 7,081.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,386.63 : 17,093.82 = 7,081.94 : x
2. Step 2: Convert to fraction form
   12,386.63/17,093.82 = 7,081.94/x
3. Step 3: Cross multiply
   12,386.63x = 17,093.82 × 7,081.94
4. Step 4: Simplify right side
   12,386.63x = 121,057,322.14
5. Step 5: Solve for x
   x = 121,057,322.14/12,386.63
6. Step 6: Final answer
   x = 9,773.23