Finding the Third Proportional to 4,286,272 and 6,484,512

Step by Step Solution

1. Step 1: Write the proportion equation
   4,286,272 : 6,484,512 = 6,484,512 : x
2. Step 2: Convert to fraction form
   4,286,272/6,484,512 = 6,484,512/x
3. Step 3: Cross multiply
   4,286,272x = 6,484,512 × 6,484,512
4. Step 4: Simplify right side
   4,286,272x = 42,048,895,878,144
5. Step 5: Solve for x
   x = 42,048,895,878,144/4,286,272
6. Step 6: Final answer
   x = 9,810,132.41