Finding the Third Proportional to 761,886 and 1,205,388

Step by Step Solution

1. Step 1: Write the proportion equation
   761,886 : 1,205,388 = 1,205,388 : x
2. Step 2: Convert to fraction form
   761,886/1,205,388 = 1,205,388/x
3. Step 3: Cross multiply
   761,886x = 1,205,388 × 1,205,388
4. Step 4: Simplify right side
   761,886x = 1,452,960,230,544
5. Step 5: Solve for x
   x = 1,452,960,230,544/761,886
6. Step 6: Final answer
   x = 1,907,057.26