Finding the Third Proportional to 1,797,123 and 3,909,174

Step by Step Solution

1. Step 1: Write the proportion equation
   1,797,123 : 3,909,174 = 3,909,174 : x
2. Step 2: Convert to fraction form
   1,797,123/3,909,174 = 3,909,174/x
3. Step 3: Cross multiply
   1,797,123x = 3,909,174 × 3,909,174
4. Step 4: Simplify right side
   1,797,123x = 15,281,641,362,276
5. Step 5: Solve for x
   x = 15,281,641,362,276/1,797,123
6. Step 6: Final answer
   x = 8,503,392.01