Finding the Third Proportional to 912,780 and 2,035,438

Step by Step Solution

1. Step 1: Write the proportion equation
   912,780 : 2,035,438 = 2,035,438 : x
2. Step 2: Convert to fraction form
   912,780/2,035,438 = 2,035,438/x
3. Step 3: Cross multiply
   912,780x = 2,035,438 × 2,035,438
4. Step 4: Simplify right side
   912,780x = 4,143,007,851,844
5. Step 5: Solve for x
   x = 4,143,007,851,844/912,780
6. Step 6: Final answer
   x = 4,538,889.82