Finding the Third Proportional to 912,789 and 2,035,458

Step by Step Solution

1. Step 1: Write the proportion equation
   912,789 : 2,035,458 = 2,035,458 : x
2. Step 2: Convert to fraction form
   912,789/2,035,458 = 2,035,458/x
3. Step 3: Cross multiply
   912,789x = 2,035,458 × 2,035,458
4. Step 4: Simplify right side
   912,789x = 4,143,089,269,764
5. Step 5: Solve for x
   x = 4,143,089,269,764/912,789
6. Step 6: Final answer
   x = 4,538,934.27