Finding the Third Proportional to 718,927 and 1,538,820

Step by Step Solution

1. Step 1: Write the proportion equation
   718,927 : 1,538,820 = 1,538,820 : x
2. Step 2: Convert to fraction form
   718,927/1,538,820 = 1,538,820/x
3. Step 3: Cross multiply
   718,927x = 1,538,820 × 1,538,820
4. Step 4: Simplify right side
   718,927x = 2,367,966,992,400
5. Step 5: Solve for x
   x = 2,367,966,992,400/718,927
6. Step 6: Final answer
   x = 3,293,751.65