Finding the Fourth Proportional to 12,749.93, 17,616.02 and 10,081.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,749.93 : 17,616.02 = 10,081.56 : x
2. Step 2: Convert to fraction form
   12,749.93/17,616.02 = 10,081.56/x
3. Step 3: Cross multiply
   12,749.93x = 17,616.02 × 10,081.56
4. Step 4: Simplify right side
   12,749.93x = 177,596,962.59
5. Step 5: Solve for x
   x = 177,596,962.59/12,749.93
6. Step 6: Final answer
   x = 13,929.25