Finding the Third Proportional to 631,709,210 and 1,363,300,216

Step by Step Solution

1. Step 1: Write the proportion equation
   631,709,210 : 1,363,300,216 = 1,363,300,216 : x
2. Step 2: Convert to fraction form
   631,709,210/1,363,300,216 = 1,363,300,216/x
3. Step 3: Cross multiply
   631,709,210x = 1,363,300,216 × 1,363,300,216
4. Step 4: Simplify right side
   631,709,210x = 1,858,587,478,945,646,592
5. Step 5: Solve for x
   x = 1,858,587,478,945,646,592/631,709,210
6. Step 6: Final answer
   x = 2,942,156,690.96