Finding the Third Proportional to 37,456.17 and 79,679.32

Step by Step Solution

1. Step 1: Write the proportion equation
   37,456.17 : 79,679.32 = 79,679.32 : x
2. Step 2: Convert to fraction form
   37,456.17/79,679.32 = 79,679.32/x
3. Step 3: Cross multiply
   37,456.17x = 79,679.32 × 79,679.32
4. Step 4: Simplify right side
   37,456.17x = 6,348,794,085.46
5. Step 5: Solve for x
   x = 6,348,794,085.46/37,456.17
6. Step 6: Final answer
   x = 169,499.28