Finding the Third Proportional to 2,078,379 and 4,466,178

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078,379 : 4,466,178 = 4,466,178 : x
2. Step 2: Convert to fraction form
   2,078,379/4,466,178 = 4,466,178/x
3. Step 3: Cross multiply
   2,078,379x = 4,466,178 × 4,466,178
4. Step 4: Simplify right side
   2,078,379x = 19,946,745,927,684
5. Step 5: Solve for x
   x = 19,946,745,927,684/2,078,379
6. Step 6: Final answer
   x = 9,597,261.10