Finding the Third Proportional to 1,994,400 and 4,269,024

Step by Step Solution

1. Step 1: Write the proportion equation
   1,994,400 : 4,269,024 = 4,269,024 : x
2. Step 2: Convert to fraction form
   1,994,400/4,269,024 = 4,269,024/x
3. Step 3: Cross multiply
   1,994,400x = 4,269,024 × 4,269,024
4. Step 4: Simplify right side
   1,994,400x = 18,224,565,912,576
5. Step 5: Solve for x
   x = 18,224,565,912,576/1,994,400
6. Step 6: Final answer
   x = 9,137,868.99