Finding the Third Proportional to 739,112 and 1,115,324

Step by Step Solution

1. Step 1: Write the proportion equation
   739,112 : 1,115,324 = 1,115,324 : x
2. Step 2: Convert to fraction form
   739,112/1,115,324 = 1,115,324/x
3. Step 3: Cross multiply
   739,112x = 1,115,324 × 1,115,324
4. Step 4: Simplify right side
   739,112x = 1,243,947,624,976
5. Step 5: Solve for x
   x = 1,243,947,624,976/739,112
6. Step 6: Final answer
   x = 1,683,029.94