Finding the Third Proportional to 970,212 and 2,116,632

Step by Step Solution

1. Step 1: Write the proportion equation
   970,212 : 2,116,632 = 2,116,632 : x
2. Step 2: Convert to fraction form
   970,212/2,116,632 = 2,116,632/x
3. Step 3: Cross multiply
   970,212x = 2,116,632 × 2,116,632
4. Step 4: Simplify right side
   970,212x = 4,480,131,023,424
5. Step 5: Solve for x
   x = 4,480,131,023,424/970,212
6. Step 6: Final answer
   x = 4,617,682.55