Finding the Third Proportional to 847,736 and 1,188,180

Step by Step Solution

1. Step 1: Write the proportion equation
   847,736 : 1,188,180 = 1,188,180 : x
2. Step 2: Convert to fraction form
   847,736/1,188,180 = 1,188,180/x
3. Step 3: Cross multiply
   847,736x = 1,188,180 × 1,188,180
4. Step 4: Simplify right side
   847,736x = 1,411,771,712,400
5. Step 5: Solve for x
   x = 1,411,771,712,400/847,736
6. Step 6: Final answer
   x = 1,665,343.59