Finding the Third Proportional to 873,186 and 1,908,684

Step by Step Solution

1. Step 1: Write the proportion equation
   873,186 : 1,908,684 = 1,908,684 : x
2. Step 2: Convert to fraction form
   873,186/1,908,684 = 1,908,684/x
3. Step 3: Cross multiply
   873,186x = 1,908,684 × 1,908,684
4. Step 4: Simplify right side
   873,186x = 3,643,074,611,856
5. Step 5: Solve for x
   x = 3,643,074,611,856/873,186
6. Step 6: Final answer
   x = 4,172,163.33