Finding the Third Proportional to 760,960 and 1,139,064

Step by Step Solution

1. Step 1: Write the proportion equation
   760,960 : 1,139,064 = 1,139,064 : x
2. Step 2: Convert to fraction form
   760,960/1,139,064 = 1,139,064/x
3. Step 3: Cross multiply
   760,960x = 1,139,064 × 1,139,064
4. Step 4: Simplify right side
   760,960x = 1,297,466,796,096
5. Step 5: Solve for x
   x = 1,297,466,796,096/760,960
6. Step 6: Final answer
   x = 1,705,039.42