Finding the Third Proportional to 1,903,906 and 4,004,156

Step by Step Solution

1. Step 1: Write the proportion equation
   1,903,906 : 4,004,156 = 4,004,156 : x
2. Step 2: Convert to fraction form
   1,903,906/4,004,156 = 4,004,156/x
3. Step 3: Cross multiply
   1,903,906x = 4,004,156 × 4,004,156
4. Step 4: Simplify right side
   1,903,906x = 16,033,265,272,336
5. Step 5: Solve for x
   x = 16,033,265,272,336/1,903,906
6. Step 6: Final answer
   x = 8,421,248.36