Finding the Third Proportional to 1,410,248 and 2,148,438

Step by Step Solution

1. Step 1: Write the proportion equation
   1,410,248 : 2,148,438 = 2,148,438 : x
2. Step 2: Convert to fraction form
   1,410,248/2,148,438 = 2,148,438/x
3. Step 3: Cross multiply
   1,410,248x = 2,148,438 × 2,148,438
4. Step 4: Simplify right side
   1,410,248x = 4,615,785,839,844
5. Step 5: Solve for x
   x = 4,615,785,839,844/1,410,248
6. Step 6: Final answer
   x = 3,273,031.30