Finding the Third Proportional to 3,047,911 and 4,179,516

Step by Step Solution

1. Step 1: Write the proportion equation
   3,047,911 : 4,179,516 = 4,179,516 : x
2. Step 2: Convert to fraction form
   3,047,911/4,179,516 = 4,179,516/x
3. Step 3: Cross multiply
   3,047,911x = 4,179,516 × 4,179,516
4. Step 4: Simplify right side
   3,047,911x = 17,468,353,994,256
5. Step 5: Solve for x
   x = 17,468,353,994,256/3,047,911
6. Step 6: Final answer
   x = 5,731,254.62