Finding the Third Proportional to 1,688,042,136 and 3,599,051,568

Step by Step Solution

1. Step 1: Write the proportion equation
   1,688,042,136 : 3,599,051,568 = 3,599,051,568 : x
2. Step 2: Convert to fraction form
   1,688,042,136/3,599,051,568 = 3,599,051,568/x
3. Step 3: Cross multiply
   1,688,042,136x = 3,599,051,568 × 3,599,051,568
4. Step 4: Simplify right side
   1,688,042,136x = 12,953,172,189,123,258,368
5. Step 5: Solve for x
   x = 12,953,172,189,123,258,368/1,688,042,136
6. Step 6: Final answer
   x = 7,673,488,660.55