Finding the Third Proportional to 2,153,745 and 4,698,690

Step by Step Solution

1. Step 1: Write the proportion equation
   2,153,745 : 4,698,690 = 4,698,690 : x
2. Step 2: Convert to fraction form
   2,153,745/4,698,690 = 4,698,690/x
3. Step 3: Cross multiply
   2,153,745x = 4,698,690 × 4,698,690
4. Step 4: Simplify right side
   2,153,745x = 22,077,687,716,100
5. Step 5: Solve for x
   x = 22,077,687,716,100/2,153,745
6. Step 6: Final answer
   x = 10,250,836.43