Finding the Third Proportional to 1,423,143 and 2,201,211

Step by Step Solution

1. Step 1: Write the proportion equation
   1,423,143 : 2,201,211 = 2,201,211 : x
2. Step 2: Convert to fraction form
   1,423,143/2,201,211 = 2,201,211/x
3. Step 3: Cross multiply
   1,423,143x = 2,201,211 × 2,201,211
4. Step 4: Simplify right side
   1,423,143x = 4,845,329,866,521
5. Step 5: Solve for x
   x = 4,845,329,866,521/1,423,143
6. Step 6: Final answer
   x = 3,404,668.31