Finding the Third Proportional to 2,486,316 and 3,509,422

Step by Step Solution

1. Step 1: Write the proportion equation
   2,486,316 : 3,509,422 = 3,509,422 : x
2. Step 2: Convert to fraction form
   2,486,316/3,509,422 = 3,509,422/x
3. Step 3: Cross multiply
   2,486,316x = 3,509,422 × 3,509,422
4. Step 4: Simplify right side
   2,486,316x = 12,316,042,774,084
5. Step 5: Solve for x
   x = 12,316,042,774,084/2,486,316
6. Step 6: Final answer
   x = 4,953,530.76