Finding the Third Proportional to 909,185 and 1,363,778

Step by Step Solution

1. Step 1: Write the proportion equation
   909,185 : 1,363,778 = 1,363,778 : x
2. Step 2: Convert to fraction form
   909,185/1,363,778 = 1,363,778/x
3. Step 3: Cross multiply
   909,185x = 1,363,778 × 1,363,778
4. Step 4: Simplify right side
   909,185x = 1,859,890,433,284
5. Step 5: Solve for x
   x = 1,859,890,433,284/909,185
6. Step 6: Final answer
   x = 2,045,667.75