Finding the Fourth Proportional to 9,979.74, 14,956.56 and 5,046.71

Step by Step Solution

1. Step 1: Write the proportion equation
   9,979.74 : 14,956.56 = 5,046.71 : x
2. Step 2: Convert to fraction form
   9,979.74/14,956.56 = 5,046.71/x
3. Step 3: Cross multiply
   9,979.74x = 14,956.56 × 5,046.71
4. Step 4: Simplify right side
   9,979.74x = 75,481,346.13
5. Step 5: Solve for x
   x = 75,481,346.13/9,979.74
6. Step 6: Final answer
   x = 7,563.46