Finding the Third Proportional to 1,511,126 and 2,281,239

Step by Step Solution

1. Step 1: Write the proportion equation
   1,511,126 : 2,281,239 = 2,281,239 : x
2. Step 2: Convert to fraction form
   1,511,126/2,281,239 = 2,281,239/x
3. Step 3: Cross multiply
   1,511,126x = 2,281,239 × 2,281,239
4. Step 4: Simplify right side
   1,511,126x = 5,204,051,375,121
5. Step 5: Solve for x
   x = 5,204,051,375,121/1,511,126
6. Step 6: Final answer
   x = 3,443,823.60