Finding the Third Proportional to 589,572 and 1,385,856

Step by Step Solution

1. Step 1: Write the proportion equation
   589,572 : 1,385,856 = 1,385,856 : x
2. Step 2: Convert to fraction form
   589,572/1,385,856 = 1,385,856/x
3. Step 3: Cross multiply
   589,572x = 1,385,856 × 1,385,856
4. Step 4: Simplify right side
   589,572x = 1,920,596,852,736
5. Step 5: Solve for x
   x = 1,920,596,852,736/589,572
6. Step 6: Final answer
   x = 3,257,612.05