Finding the Third Proportional to 2,155,952 and 4,694,392

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155,952 : 4,694,392 = 4,694,392 : x
2. Step 2: Convert to fraction form
   2,155,952/4,694,392 = 4,694,392/x
3. Step 3: Cross multiply
   2,155,952x = 4,694,392 × 4,694,392
4. Step 4: Simplify right side
   2,155,952x = 22,037,316,249,664
5. Step 5: Solve for x
   x = 22,037,316,249,664/2,155,952
6. Step 6: Final answer
   x = 10,221,617.29