Finding the Third Proportional to 2,188,344 and 3,516,043

Step by Step Solution

1. Step 1: Write the proportion equation
   2,188,344 : 3,516,043 = 3,516,043 : x
2. Step 2: Convert to fraction form
   2,188,344/3,516,043 = 3,516,043/x
3. Step 3: Cross multiply
   2,188,344x = 3,516,043 × 3,516,043
4. Step 4: Simplify right side
   2,188,344x = 12,362,558,377,849
5. Step 5: Solve for x
   x = 12,362,558,377,849/2,188,344
6. Step 6: Final answer
   x = 5,649,275.61