Finding the Third Proportional to 598,741 and 1,297,139

Step by Step Solution

1. Step 1: Write the proportion equation
   598,741 : 1,297,139 = 1,297,139 : x
2. Step 2: Convert to fraction form
   598,741/1,297,139 = 1,297,139/x
3. Step 3: Cross multiply
   598,741x = 1,297,139 × 1,297,139
4. Step 4: Simplify right side
   598,741x = 1,682,569,585,321
5. Step 5: Solve for x
   x = 1,682,569,585,321/598,741
6. Step 6: Final answer
   x = 2,810,179.34