Finding the Third Proportional to 1,345,298 and 2,870,196

Step by Step Solution

1. Step 1: Write the proportion equation
   1,345,298 : 2,870,196 = 2,870,196 : x
2. Step 2: Convert to fraction form
   1,345,298/2,870,196 = 2,870,196/x
3. Step 3: Cross multiply
   1,345,298x = 2,870,196 × 2,870,196
4. Step 4: Simplify right side
   1,345,298x = 8,238,025,078,416
5. Step 5: Solve for x
   x = 8,238,025,078,416/1,345,298
6. Step 6: Final answer
   x = 6,123,568.96