Finding the Third Proportional to 1,708,515 and 3,609,131

Step by Step Solution

1. Step 1: Write the proportion equation
   1,708,515 : 3,609,131 = 3,609,131 : x
2. Step 2: Convert to fraction form
   1,708,515/3,609,131 = 3,609,131/x
3. Step 3: Cross multiply
   1,708,515x = 3,609,131 × 3,609,131
4. Step 4: Simplify right side
   1,708,515x = 13,025,826,575,161
5. Step 5: Solve for x
   x = 13,025,826,575,161/1,708,515
6. Step 6: Final answer
   x = 7,624,063.34