Finding the Third Proportional to 850,870 and 1,837,112

Step by Step Solution

1. Step 1: Write the proportion equation
   850,870 : 1,837,112 = 1,837,112 : x
2. Step 2: Convert to fraction form
   850,870/1,837,112 = 1,837,112/x
3. Step 3: Cross multiply
   850,870x = 1,837,112 × 1,837,112
4. Step 4: Simplify right side
   850,870x = 3,374,980,500,544
5. Step 5: Solve for x
   x = 3,374,980,500,544/850,870
6. Step 6: Final answer
   x = 3,966,505.46