Finding the Third Proportional to 909,132 and 1,912,224

Step by Step Solution

1. Step 1: Write the proportion equation
   909,132 : 1,912,224 = 1,912,224 : x
2. Step 2: Convert to fraction form
   909,132/1,912,224 = 1,912,224/x
3. Step 3: Cross multiply
   909,132x = 1,912,224 × 1,912,224
4. Step 4: Simplify right side
   909,132x = 3,656,600,626,176
5. Step 5: Solve for x
   x = 3,656,600,626,176/909,132
6. Step 6: Final answer
   x = 4,022,078.89