Finding the Third Proportional to 1,330,188 and 2,909,208

Step by Step Solution

1. Step 1: Write the proportion equation
   1,330,188 : 2,909,208 = 2,909,208 : x
2. Step 2: Convert to fraction form
   1,330,188/2,909,208 = 2,909,208/x
3. Step 3: Cross multiply
   1,330,188x = 2,909,208 × 2,909,208
4. Step 4: Simplify right side
   1,330,188x = 8,463,491,187,264
5. Step 5: Solve for x
   x = 8,463,491,187,264/1,330,188
6. Step 6: Final answer
   x = 6,362,627.83