Finding the Third Proportional to 17,830 and 38,805

Step by Step Solution

1. Step 1: Write the proportion equation
   17,830 : 38,805 = 38,805 : x
2. Step 2: Convert to fraction form
   17,830/38,805 = 38,805/x
3. Step 3: Cross multiply
   17,830x = 38,805 × 38,805
4. Step 4: Simplify right side
   17,830x = 1,505,828,025
5. Step 5: Solve for x
   x = 1,505,828,025/17,830
6. Step 6: Final answer
   x = 84,454.74