Finding the Third Proportional to 1,211,358 and 2,661,522

Step by Step Solution

1. Step 1: Write the proportion equation
   1,211,358 : 2,661,522 = 2,661,522 : x
2. Step 2: Convert to fraction form
   1,211,358/2,661,522 = 2,661,522/x
3. Step 3: Cross multiply
   1,211,358x = 2,661,522 × 2,661,522
4. Step 4: Simplify right side
   1,211,358x = 7,083,699,356,484
5. Step 5: Solve for x
   x = 7,083,699,356,484/1,211,358
6. Step 6: Final answer
   x = 5,847,733.99