Finding the Third Proportional to 1,914,858 and 4,148,856

Step by Step Solution

1. Step 1: Write the proportion equation
   1,914,858 : 4,148,856 = 4,148,856 : x
2. Step 2: Convert to fraction form
   1,914,858/4,148,856 = 4,148,856/x
3. Step 3: Cross multiply
   1,914,858x = 4,148,856 × 4,148,856
4. Step 4: Simplify right side
   1,914,858x = 17,213,006,108,736
5. Step 5: Solve for x
   x = 17,213,006,108,736/1,914,858
6. Step 6: Final answer
   x = 8,989,181.50