Finding the Third Proportional to 774,912 and 1,041,354

Step by Step Solution

1. Step 1: Write the proportion equation
   774,912 : 1,041,354 = 1,041,354 : x
2. Step 2: Convert to fraction form
   774,912/1,041,354 = 1,041,354/x
3. Step 3: Cross multiply
   774,912x = 1,041,354 × 1,041,354
4. Step 4: Simplify right side
   774,912x = 1,084,418,153,316
5. Step 5: Solve for x
   x = 1,084,418,153,316/774,912
6. Step 6: Final answer
   x = 1,399,408.13