Finding the Third Proportional to 2,139,366 and 4,698,582

Step by Step Solution

1. Step 1: Write the proportion equation
   2,139,366 : 4,698,582 = 4,698,582 : x
2. Step 2: Convert to fraction form
   2,139,366/4,698,582 = 4,698,582/x
3. Step 3: Cross multiply
   2,139,366x = 4,698,582 × 4,698,582
4. Step 4: Simplify right side
   2,139,366x = 22,076,672,810,724
5. Step 5: Solve for x
   x = 22,076,672,810,724/2,139,366
6. Step 6: Final answer
   x = 10,319,259.45