Finding the Third Proportional to 1,977,970 and 4,235,876

Step by Step Solution

1. Step 1: Write the proportion equation
   1,977,970 : 4,235,876 = 4,235,876 : x
2. Step 2: Convert to fraction form
   1,977,970/4,235,876 = 4,235,876/x
3. Step 3: Cross multiply
   1,977,970x = 4,235,876 × 4,235,876
4. Step 4: Simplify right side
   1,977,970x = 17,942,645,487,376
5. Step 5: Solve for x
   x = 17,942,645,487,376/1,977,970
6. Step 6: Final answer
   x = 9,071,242.48