Finding the Third Proportional to 684,335,243 and 1,404,949,176

Step by Step Solution

1. Step 1: Write the proportion equation
   684,335,243 : 1,404,949,176 = 1,404,949,176 : x
2. Step 2: Convert to fraction form
   684,335,243/1,404,949,176 = 1,404,949,176/x
3. Step 3: Cross multiply
   684,335,243x = 1,404,949,176 × 1,404,949,176
4. Step 4: Simplify right side
   684,335,243x = 1,973,882,187,143,078,912
5. Step 5: Solve for x
   x = 1,973,882,187,143,078,912/684,335,243
6. Step 6: Final answer
   x = 2,884,378,975.56