Finding the Fourth Proportional to 9,979.52, 14,972.69 and 3,410.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,979.52 : 14,972.69 = 3,410.31 : x
2. Step 2: Convert to fraction form
   9,979.52/14,972.69 = 3,410.31/x
3. Step 3: Cross multiply
   9,979.52x = 14,972.69 × 3,410.31
4. Step 4: Simplify right side
   9,979.52x = 51,061,522.96
5. Step 5: Solve for x
   x = 51,061,522.96/9,979.52
6. Step 6: Final answer
   x = 5,116.63