Finding the Third Proportional to 906,173 and 1,439,612

Step by Step Solution

1. Step 1: Write the proportion equation
   906,173 : 1,439,612 = 1,439,612 : x
2. Step 2: Convert to fraction form
   906,173/1,439,612 = 1,439,612/x
3. Step 3: Cross multiply
   906,173x = 1,439,612 × 1,439,612
4. Step 4: Simplify right side
   906,173x = 2,072,482,710,544
5. Step 5: Solve for x
   x = 2,072,482,710,544/906,173
6. Step 6: Final answer
   x = 2,287,071.80