Finding the Third Proportional to 2,368,615 and 5,209,516

Step by Step Solution

1. Step 1: Write the proportion equation
   2,368,615 : 5,209,516 = 5,209,516 : x
2. Step 2: Convert to fraction form
   2,368,615/5,209,516 = 5,209,516/x
3. Step 3: Cross multiply
   2,368,615x = 5,209,516 × 5,209,516
4. Step 4: Simplify right side
   2,368,615x = 27,139,056,954,256
5. Step 5: Solve for x
   x = 27,139,056,954,256/2,368,615
6. Step 6: Final answer
   x = 11,457,774.67