Finding the Third Proportional to 1,122,213 and 2,391,012

Step by Step Solution

1. Step 1: Write the proportion equation
   1,122,213 : 2,391,012 = 2,391,012 : x
2. Step 2: Convert to fraction form
   1,122,213/2,391,012 = 2,391,012/x
3. Step 3: Cross multiply
   1,122,213x = 2,391,012 × 2,391,012
4. Step 4: Simplify right side
   1,122,213x = 5,716,938,384,144
5. Step 5: Solve for x
   x = 5,716,938,384,144/1,122,213
6. Step 6: Final answer
   x = 5,094,343.39