Finding the Third Proportional to 589,592 and 1,385,896

Step by Step Solution

1. Step 1: Write the proportion equation
   589,592 : 1,385,896 = 1,385,896 : x
2. Step 2: Convert to fraction form
   589,592/1,385,896 = 1,385,896/x
3. Step 3: Cross multiply
   589,592x = 1,385,896 × 1,385,896
4. Step 4: Simplify right side
   589,592x = 1,920,707,722,816
5. Step 5: Solve for x
   x = 1,920,707,722,816/589,592
6. Step 6: Final answer
   x = 3,257,689.59