Finding the Third Proportional to 17,918.63 and 38,348.25

Step by Step Solution

1. Step 1: Write the proportion equation
   17,918.63 : 38,348.25 = 38,348.25 : x
2. Step 2: Convert to fraction form
   17,918.63/38,348.25 = 38,348.25/x
3. Step 3: Cross multiply
   17,918.63x = 38,348.25 × 38,348.25
4. Step 4: Simplify right side
   17,918.63x = 1,470,588,278.06
5. Step 5: Solve for x
   x = 1,470,588,278.06/17,918.63
6. Step 6: Final answer
   x = 82,070.38