Finding the Third Proportional to 1,123,072 and 1,833,680

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,072 : 1,833,680 = 1,833,680 : x
2. Step 2: Convert to fraction form
   1,123,072/1,833,680 = 1,833,680/x
3. Step 3: Cross multiply
   1,123,072x = 1,833,680 × 1,833,680
4. Step 4: Simplify right side
   1,123,072x = 3,362,382,342,400
5. Step 5: Solve for x
   x = 3,362,382,342,400/1,123,072
6. Step 6: Final answer
   x = 2,993,915.21