Finding the Third Proportional to 978,640 and 1,499,064

Step by Step Solution

1. Step 1: Write the proportion equation
   978,640 : 1,499,064 = 1,499,064 : x
2. Step 2: Convert to fraction form
   978,640/1,499,064 = 1,499,064/x
3. Step 3: Cross multiply
   978,640x = 1,499,064 × 1,499,064
4. Step 4: Simplify right side
   978,640x = 2,247,192,876,096
5. Step 5: Solve for x
   x = 2,247,192,876,096/978,640
6. Step 6: Final answer
   x = 2,296,240.57