Finding the Third Proportional to 1,316,115 and 2,870,208

Step by Step Solution

1. Step 1: Write the proportion equation
   1,316,115 : 2,870,208 = 2,870,208 : x
2. Step 2: Convert to fraction form
   1,316,115/2,870,208 = 2,870,208/x
3. Step 3: Cross multiply
   1,316,115x = 2,870,208 × 2,870,208
4. Step 4: Simplify right side
   1,316,115x = 8,238,093,963,264
5. Step 5: Solve for x
   x = 8,238,093,963,264/1,316,115
6. Step 6: Final answer
   x = 6,259,402.84