Finding the Third Proportional to 3,007,340 and 7,017,368

Step by Step Solution

1. Step 1: Write the proportion equation
   3,007,340 : 7,017,368 = 7,017,368 : x
2. Step 2: Convert to fraction form
   3,007,340/7,017,368 = 7,017,368/x
3. Step 3: Cross multiply
   3,007,340x = 7,017,368 × 7,017,368
4. Step 4: Simplify right side
   3,007,340x = 49,243,453,647,424
5. Step 5: Solve for x
   x = 49,243,453,647,424/3,007,340
6. Step 6: Final answer
   x = 16,374,421.80