Finding the Third Proportional to 928,650 and 1,388,705

Step by Step Solution

1. Step 1: Write the proportion equation
   928,650 : 1,388,705 = 1,388,705 : x
2. Step 2: Convert to fraction form
   928,650/1,388,705 = 1,388,705/x
3. Step 3: Cross multiply
   928,650x = 1,388,705 × 1,388,705
4. Step 4: Simplify right side
   928,650x = 1,928,501,577,025
5. Step 5: Solve for x
   x = 1,928,501,577,025/928,650
6. Step 6: Final answer
   x = 2,076,672.13