Finding the Third Proportional to 717,738 and 1,045,476

Step by Step Solution

1. Step 1: Write the proportion equation
   717,738 : 1,045,476 = 1,045,476 : x
2. Step 2: Convert to fraction form
   717,738/1,045,476 = 1,045,476/x
3. Step 3: Cross multiply
   717,738x = 1,045,476 × 1,045,476
4. Step 4: Simplify right side
   717,738x = 1,093,020,066,576
5. Step 5: Solve for x
   x = 1,093,020,066,576/717,738
6. Step 6: Final answer
   x = 1,522,867.77