Finding the Third Proportional to 1,807,940 and 4,012,384

Step by Step Solution

1. Step 1: Write the proportion equation
   1,807,940 : 4,012,384 = 4,012,384 : x
2. Step 2: Convert to fraction form
   1,807,940/4,012,384 = 4,012,384/x
3. Step 3: Cross multiply
   1,807,940x = 4,012,384 × 4,012,384
4. Step 4: Simplify right side
   1,807,940x = 16,099,225,363,456
5. Step 5: Solve for x
   x = 16,099,225,363,456/1,807,940
6. Step 6: Final answer
   x = 8,904,734.32