Finding the Third Proportional to 2,563,984 and 5,471,208

Step by Step Solution

1. Step 1: Write the proportion equation
   2,563,984 : 5,471,208 = 5,471,208 : x
2. Step 2: Convert to fraction form
   2,563,984/5,471,208 = 5,471,208/x
3. Step 3: Cross multiply
   2,563,984x = 5,471,208 × 5,471,208
4. Step 4: Simplify right side
   2,563,984x = 29,934,116,979,264
5. Step 5: Solve for x
   x = 29,934,116,979,264/2,563,984
6. Step 6: Final answer
   x = 11,674,845.47