Finding the Third Proportional to 1,458,758 and 2,140,808

Step by Step Solution

1. Step 1: Write the proportion equation
   1,458,758 : 2,140,808 = 2,140,808 : x
2. Step 2: Convert to fraction form
   1,458,758/2,140,808 = 2,140,808/x
3. Step 3: Cross multiply
   1,458,758x = 2,140,808 × 2,140,808
4. Step 4: Simplify right side
   1,458,758x = 4,583,058,892,864
5. Step 5: Solve for x
   x = 4,583,058,892,864/1,458,758
6. Step 6: Final answer
   x = 3,141,754.08