Finding the Third Proportional to 2,267,640 and 3,516,288

Step by Step Solution

1. Step 1: Write the proportion equation
   2,267,640 : 3,516,288 = 3,516,288 : x
2. Step 2: Convert to fraction form
   2,267,640/3,516,288 = 3,516,288/x
3. Step 3: Cross multiply
   2,267,640x = 3,516,288 × 3,516,288
4. Step 4: Simplify right side
   2,267,640x = 12,364,281,298,944
5. Step 5: Solve for x
   x = 12,364,281,298,944/2,267,640
6. Step 6: Final answer
   x = 5,452,488.62