Finding the Third Proportional to 2,114,640 and 4,700,160

Step by Step Solution

1. Step 1: Write the proportion equation
   2,114,640 : 4,700,160 = 4,700,160 : x
2. Step 2: Convert to fraction form
   2,114,640/4,700,160 = 4,700,160/x
3. Step 3: Cross multiply
   2,114,640x = 4,700,160 × 4,700,160
4. Step 4: Simplify right side
   2,114,640x = 22,091,504,025,600
5. Step 5: Solve for x
   x = 22,091,504,025,600/2,114,640
6. Step 6: Final answer
   x = 10,446,933.77