Finding the Third Proportional to 760,914 and 1,139,292

Step by Step Solution

1. Step 1: Write the proportion equation
   760,914 : 1,139,292 = 1,139,292 : x
2. Step 2: Convert to fraction form
   760,914/1,139,292 = 1,139,292/x
3. Step 3: Cross multiply
   760,914x = 1,139,292 × 1,139,292
4. Step 4: Simplify right side
   760,914x = 1,297,986,261,264
5. Step 5: Solve for x
   x = 1,297,986,261,264/760,914
6. Step 6: Final answer
   x = 1,705,825.18