Finding the Fourth Proportional to 12,881.43, 17,736.57 and 10,060.20

Step by Step Solution

1. Step 1: Write the proportion equation
   12,881.43 : 17,736.57 = 10,060.20 : x
2. Step 2: Convert to fraction form
   12,881.43/17,736.57 = 10,060.20/x
3. Step 3: Cross multiply
   12,881.43x = 17,736.57 × 10,060.20
4. Step 4: Simplify right side
   12,881.43x = 178,433,441.51
5. Step 5: Solve for x
   x = 178,433,441.51/12,881.43
6. Step 6: Final answer
   x = 13,851.99