Finding the Third Proportional to 1,276,278 and 1,975,958

Step by Step Solution

1. Step 1: Write the proportion equation
   1,276,278 : 1,975,958 = 1,975,958 : x
2. Step 2: Convert to fraction form
   1,276,278/1,975,958 = 1,975,958/x
3. Step 3: Cross multiply
   1,276,278x = 1,975,958 × 1,975,958
4. Step 4: Simplify right side
   1,276,278x = 3,904,410,017,764
5. Step 5: Solve for x
   x = 3,904,410,017,764/1,276,278
6. Step 6: Final answer
   x = 3,059,215.95