Finding the Third Proportional to 1,636,983 and 3,571,316

Step by Step Solution

1. Step 1: Write the proportion equation
   1,636,983 : 3,571,316 = 3,571,316 : x
2. Step 2: Convert to fraction form
   1,636,983/3,571,316 = 3,571,316/x
3. Step 3: Cross multiply
   1,636,983x = 3,571,316 × 3,571,316
4. Step 4: Simplify right side
   1,636,983x = 12,754,297,971,856
5. Step 5: Solve for x
   x = 12,754,297,971,856/1,636,983
6. Step 6: Final answer
   x = 7,791,344.18