Finding the Third Proportional to 7,979.91 and 17,358.47

Step by Step Solution

1. Step 1: Write the proportion equation
   7,979.91 : 17,358.47 = 17,358.47 : x
2. Step 2: Convert to fraction form
   7,979.91/17,358.47 = 17,358.47/x
3. Step 3: Cross multiply
   7,979.91x = 17,358.47 × 17,358.47
4. Step 4: Simplify right side
   7,979.91x = 301,316,437.34
5. Step 5: Solve for x
   x = 301,316,437.34/7,979.91
6. Step 6: Final answer
   x = 37,759.40