Finding the Third Proportional to 1,336,615 and 2,068,246

Step by Step Solution

1. Step 1: Write the proportion equation
   1,336,615 : 2,068,246 = 2,068,246 : x
2. Step 2: Convert to fraction form
   1,336,615/2,068,246 = 2,068,246/x
3. Step 3: Cross multiply
   1,336,615x = 2,068,246 × 2,068,246
4. Step 4: Simplify right side
   1,336,615x = 4,277,641,516,516
5. Step 5: Solve for x
   x = 4,277,641,516,516/1,336,615
6. Step 6: Final answer
   x = 3,200,354.27