Finding the Fourth Proportional to 15,760.17, 21,748.91 and 9,046.89

Step by Step Solution

1. Step 1: Write the proportion equation
   15,760.17 : 21,748.91 = 9,046.89 : x
2. Step 2: Convert to fraction form
   15,760.17/21,748.91 = 9,046.89/x
3. Step 3: Cross multiply
   15,760.17x = 21,748.91 × 9,046.89
4. Step 4: Simplify right side
   15,760.17x = 196,759,951.16
5. Step 5: Solve for x
   x = 196,759,951.16/15,760.17
6. Step 6: Final answer
   x = 12,484.63