Finding the Third Proportional to 1,009,512 and 2,048,688

Step by Step Solution

1. Step 1: Write the proportion equation
   1,009,512 : 2,048,688 = 2,048,688 : x
2. Step 2: Convert to fraction form
   1,009,512/2,048,688 = 2,048,688/x
3. Step 3: Cross multiply
   1,009,512x = 2,048,688 × 2,048,688
4. Step 4: Simplify right side
   1,009,512x = 4,197,122,521,344
5. Step 5: Solve for x
   x = 4,197,122,521,344/1,009,512
6. Step 6: Final answer
   x = 4,157,575.66