Finding the Third Proportional to 1,311,412 and 2,023,181

Step by Step Solution

1. Step 1: Write the proportion equation
   1,311,412 : 2,023,181 = 2,023,181 : x
2. Step 2: Convert to fraction form
   1,311,412/2,023,181 = 2,023,181/x
3. Step 3: Cross multiply
   1,311,412x = 2,023,181 × 2,023,181
4. Step 4: Simplify right side
   1,311,412x = 4,093,261,358,761
5. Step 5: Solve for x
   x = 4,093,261,358,761/1,311,412
6. Step 6: Final answer
   x = 3,121,262.70