Finding the Third Proportional to 722,239 and 1,537,789

Step by Step Solution

1. Step 1: Write the proportion equation
   722,239 : 1,537,789 = 1,537,789 : x
2. Step 2: Convert to fraction form
   722,239/1,537,789 = 1,537,789/x
3. Step 3: Cross multiply
   722,239x = 1,537,789 × 1,537,789
4. Step 4: Simplify right side
   722,239x = 2,364,795,008,521
5. Step 5: Solve for x
   x = 2,364,795,008,521/722,239
6. Step 6: Final answer
   x = 3,274,255.49