Finding the Third Proportional to 983,544,984 and 1,605,870,417.38

Step by Step Solution

1. Step 1: Write the proportion equation
   983,544,984 : 1,605,870,417.38 = 1,605,870,417.38 : x
2. Step 2: Convert to fraction form
   983,544,984/1,605,870,417.38 = 1,605,870,417.38/x
3. Step 3: Cross multiply
   983,544,984x = 1,605,870,417.38 × 1,605,870,417.38
4. Step 4: Simplify right side
   983,544,984x = 2,578,819,797,400,156,672
5. Step 5: Solve for x
   x = 2,578,819,797,400,156,672/983,544,984
6. Step 6: Final answer
   x = 2,621,964,261.27