Finding the Third Proportional to 978,484.50 and 1,377,918

Step by Step Solution

1. Step 1: Write the proportion equation
   978,484.50 : 1,377,918 = 1,377,918 : x
2. Step 2: Convert to fraction form
   978,484.50/1,377,918 = 1,377,918/x
3. Step 3: Cross multiply
   978,484.50x = 1,377,918 × 1,377,918
4. Step 4: Simplify right side
   978,484.50x = 1,898,658,014,724
5. Step 5: Solve for x
   x = 1,898,658,014,724/978,484.50
6. Step 6: Final answer
   x = 1,940,406.84