Finding the Third Proportional to 720,632 and 1,076,908

Step by Step Solution

1. Step 1: Write the proportion equation
   720,632 : 1,076,908 = 1,076,908 : x
2. Step 2: Convert to fraction form
   720,632/1,076,908 = 1,076,908/x
3. Step 3: Cross multiply
   720,632x = 1,076,908 × 1,076,908
4. Step 4: Simplify right side
   720,632x = 1,159,730,840,464
5. Step 5: Solve for x
   x = 1,159,730,840,464/720,632
6. Step 6: Final answer
   x = 1,609,324.65