Finding the Third Proportional to 2,559,178 and 5,600,468

Step by Step Solution

1. Step 1: Write the proportion equation
   2,559,178 : 5,600,468 = 5,600,468 : x
2. Step 2: Convert to fraction form
   2,559,178/5,600,468 = 5,600,468/x
3. Step 3: Cross multiply
   2,559,178x = 5,600,468 × 5,600,468
4. Step 4: Simplify right side
   2,559,178x = 31,365,241,819,024
5. Step 5: Solve for x
   x = 31,365,241,819,024/2,559,178
6. Step 6: Final answer
   x = 12,255,982.91