Finding the Fourth Proportional to 6,979.62, 10,476.72 and 5,132.82

Step by Step Solution

1. Step 1: Write the proportion equation
   6,979.62 : 10,476.72 = 5,132.82 : x
2. Step 2: Convert to fraction form
   6,979.62/10,476.72 = 5,132.82/x
3. Step 3: Cross multiply
   6,979.62x = 10,476.72 × 5,132.82
4. Step 4: Simplify right side
   6,979.62x = 53,775,117.95
5. Step 5: Solve for x
   x = 53,775,117.95/6,979.62
6. Step 6: Final answer
   x = 7,704.59