Finding the Third Proportional to 1,365,208 and 2,979,240

Step by Step Solution

1. Step 1: Write the proportion equation
   1,365,208 : 2,979,240 = 2,979,240 : x
2. Step 2: Convert to fraction form
   1,365,208/2,979,240 = 2,979,240/x
3. Step 3: Cross multiply
   1,365,208x = 2,979,240 × 2,979,240
4. Step 4: Simplify right side
   1,365,208x = 8,875,870,977,600
5. Step 5: Solve for x
   x = 8,875,870,977,600/1,365,208
6. Step 6: Final answer
   x = 6,501,478.88