Finding the Third Proportional to 983,544,972 and 1,605,870,400

Step by Step Solution

1. Step 1: Write the proportion equation
   983,544,972 : 1,605,870,400 = 1,605,870,400 : x
2. Step 2: Convert to fraction form
   983,544,972/1,605,870,400 = 1,605,870,400/x
3. Step 3: Cross multiply
   983,544,972x = 1,605,870,400 × 1,605,870,400
4. Step 4: Simplify right side
   983,544,972x = 2,578,819,741,596,160,000
5. Step 5: Solve for x
   x = 2,578,819,741,596,160,000/983,544,972
6. Step 6: Final answer
   x = 2,621,964,236.52