Finding the Third Proportional to 1,210,218 and 2,633,355

Step by Step Solution

1. Step 1: Write the proportion equation
   1,210,218 : 2,633,355 = 2,633,355 : x
2. Step 2: Convert to fraction form
   1,210,218/2,633,355 = 2,633,355/x
3. Step 3: Cross multiply
   1,210,218x = 2,633,355 × 2,633,355
4. Step 4: Simplify right side
   1,210,218x = 6,934,558,556,025
5. Step 5: Solve for x
   x = 6,934,558,556,025/1,210,218
6. Step 6: Final answer
   x = 5,730,007.78