Finding the Third Proportional to 536,399 and 1,116,889

Step by Step Solution

1. Step 1: Write the proportion equation
   536,399 : 1,116,889 = 1,116,889 : x
2. Step 2: Convert to fraction form
   536,399/1,116,889 = 1,116,889/x
3. Step 3: Cross multiply
   536,399x = 1,116,889 × 1,116,889
4. Step 4: Simplify right side
   536,399x = 1,247,441,038,321
5. Step 5: Solve for x
   x = 1,247,441,038,321/536,399
6. Step 6: Final answer
   x = 2,325,584.20