Finding the Third Proportional to 1,346,972 and 2,091,290

Step by Step Solution

1. Step 1: Write the proportion equation
   1,346,972 : 2,091,290 = 2,091,290 : x
2. Step 2: Convert to fraction form
   1,346,972/2,091,290 = 2,091,290/x
3. Step 3: Cross multiply
   1,346,972x = 2,091,290 × 2,091,290
4. Step 4: Simplify right side
   1,346,972x = 4,373,493,864,100
5. Step 5: Solve for x
   x = 4,373,493,864,100/1,346,972
6. Step 6: Final answer
   x = 3,246,907.78