Finding the Third Proportional to 552,417 and 836,093.50

Step by Step Solution

1. Step 1: Write the proportion equation
   552,417 : 836,093.50 = 836,093.50 : x
2. Step 2: Convert to fraction form
   552,417/836,093.50 = 836,093.50/x
3. Step 3: Cross multiply
   552,417x = 836,093.50 × 836,093.50
4. Step 4: Simplify right side
   552,417x = 699,052,340,742.25
5. Step 5: Solve for x
   x = 699,052,340,742.25/552,417
6. Step 6: Final answer
   x = 1,265,443.21