Finding the Third Proportional to 2,978,436 and 6,503,076

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978,436 : 6,503,076 = 6,503,076 : x
2. Step 2: Convert to fraction form
   2,978,436/6,503,076 = 6,503,076/x
3. Step 3: Cross multiply
   2,978,436x = 6,503,076 × 6,503,076
4. Step 4: Simplify right side
   2,978,436x = 42,289,997,461,776
5. Step 5: Solve for x
   x = 42,289,997,461,776/2,978,436
6. Step 6: Final answer
   x = 14,198,726.26