Finding the Third Proportional to 520,089 and 1,118,910

Step by Step Solution

1. Step 1: Write the proportion equation
   520,089 : 1,118,910 = 1,118,910 : x
2. Step 2: Convert to fraction form
   520,089/1,118,910 = 1,118,910/x
3. Step 3: Cross multiply
   520,089x = 1,118,910 × 1,118,910
4. Step 4: Simplify right side
   520,089x = 1,251,959,588,100
5. Step 5: Solve for x
   x = 1,251,959,588,100/520,089
6. Step 6: Final answer
   x = 2,407,202.59