Finding the Third Proportional to 720,392 and 1,567,632

Step by Step Solution

1. Step 1: Write the proportion equation
   720,392 : 1,567,632 = 1,567,632 : x
2. Step 2: Convert to fraction form
   720,392/1,567,632 = 1,567,632/x
3. Step 3: Cross multiply
   720,392x = 1,567,632 × 1,567,632
4. Step 4: Simplify right side
   720,392x = 2,457,470,087,424
5. Step 5: Solve for x
   x = 2,457,470,087,424/720,392
6. Step 6: Final answer
   x = 3,411,295.64