Finding the Fourth Proportional to 12,412.28, 17,127.78 and 10,060.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,412.28 : 17,127.78 = 10,060.04 : x
2. Step 2: Convert to fraction form
   12,412.28/17,127.78 = 10,060.04/x
3. Step 3: Cross multiply
   12,412.28x = 17,127.78 × 10,060.04
4. Step 4: Simplify right side
   12,412.28x = 172,306,151.91
5. Step 5: Solve for x
   x = 172,306,151.91/12,412.28
6. Step 6: Final answer
   x = 13,881.91