Finding the Third Proportional to 2,609,318 and 3,674,487

Step by Step Solution

1. Step 1: Write the proportion equation
   2,609,318 : 3,674,487 = 3,674,487 : x
2. Step 2: Convert to fraction form
   2,609,318/3,674,487 = 3,674,487/x
3. Step 3: Cross multiply
   2,609,318x = 3,674,487 × 3,674,487
4. Step 4: Simplify right side
   2,609,318x = 13,501,854,713,169
5. Step 5: Solve for x
   x = 13,501,854,713,169/2,609,318
6. Step 6: Final answer
   x = 5,174,476.52