Finding the Third Proportional to 844,989 and 1,878,900

Step by Step Solution

1. Step 1: Write the proportion equation
   844,989 : 1,878,900 = 1,878,900 : x
2. Step 2: Convert to fraction form
   844,989/1,878,900 = 1,878,900/x
3. Step 3: Cross multiply
   844,989x = 1,878,900 × 1,878,900
4. Step 4: Simplify right side
   844,989x = 3,530,265,210,000
5. Step 5: Solve for x
   x = 3,530,265,210,000/844,989
6. Step 6: Final answer
   x = 4,177,883.04