Finding the Third Proportional to 17,994 and 38,430

Step by Step Solution

1. Step 1: Write the proportion equation
   17,994 : 38,430 = 38,430 : x
2. Step 2: Convert to fraction form
   17,994/38,430 = 38,430/x
3. Step 3: Cross multiply
   17,994x = 38,430 × 38,430
4. Step 4: Simplify right side
   17,994x = 1,476,864,900
5. Step 5: Solve for x
   x = 1,476,864,900/17,994
6. Step 6: Final answer
   x = 82,075.41