Finding the Third Proportional to 847,764 and 1,188,138

Step by Step Solution

1. Step 1: Write the proportion equation
   847,764 : 1,188,138 = 1,188,138 : x
2. Step 2: Convert to fraction form
   847,764/1,188,138 = 1,188,138/x
3. Step 3: Cross multiply
   847,764x = 1,188,138 × 1,188,138
4. Step 4: Simplify right side
   847,764x = 1,411,671,907,044
5. Step 5: Solve for x
   x = 1,411,671,907,044/847,764
6. Step 6: Final answer
   x = 1,665,170.86