Finding the Third Proportional to 1,977,909 and 4,060,672

Step by Step Solution

1. Step 1: Write the proportion equation
   1,977,909 : 4,060,672 = 4,060,672 : x
2. Step 2: Convert to fraction form
   1,977,909/4,060,672 = 4,060,672/x
3. Step 3: Cross multiply
   1,977,909x = 4,060,672 × 4,060,672
4. Step 4: Simplify right side
   1,977,909x = 16,489,057,091,584
5. Step 5: Solve for x
   x = 16,489,057,091,584/1,977,909
6. Step 6: Final answer
   x = 8,336,610.58