Finding the Third Proportional to 2,299,216 and 4,878,584

Step by Step Solution

1. Step 1: Write the proportion equation
   2,299,216 : 4,878,584 = 4,878,584 : x
2. Step 2: Convert to fraction form
   2,299,216/4,878,584 = 4,878,584/x
3. Step 3: Cross multiply
   2,299,216x = 4,878,584 × 4,878,584
4. Step 4: Simplify right side
   2,299,216x = 23,800,581,845,056
5. Step 5: Solve for x
   x = 23,800,581,845,056/2,299,216
6. Step 6: Final answer
   x = 10,351,607.61