Finding the Third Proportional to 8,021,117 and 17,320,680

Step by Step Solution

1. Step 1: Write the proportion equation
   8,021,117 : 17,320,680 = 17,320,680 : x
2. Step 2: Convert to fraction form
   8,021,117/17,320,680 = 17,320,680/x
3. Step 3: Cross multiply
   8,021,117x = 17,320,680 × 17,320,680
4. Step 4: Simplify right side
   8,021,117x = 300,005,955,662,400
5. Step 5: Solve for x
   x = 300,005,955,662,400/8,021,117
6. Step 6: Final answer
   x = 37,402,017.16