Finding the Fourth Proportional to 12,305.52, 17,004.61 and 10,066.58

Step by Step Solution

1. Step 1: Write the proportion equation
   12,305.52 : 17,004.61 = 10,066.58 : x
2. Step 2: Convert to fraction form
   12,305.52/17,004.61 = 10,066.58/x
3. Step 3: Cross multiply
   12,305.52x = 17,004.61 × 10,066.58
4. Step 4: Simplify right side
   12,305.52x = 171,178,229.95
5. Step 5: Solve for x
   x = 171,178,229.95/12,305.52
6. Step 6: Final answer
   x = 13,910.69