Finding the Third Proportional to 2,550,888 and 5,599,379

Step by Step Solution

1. Step 1: Write the proportion equation
   2,550,888 : 5,599,379 = 5,599,379 : x
2. Step 2: Convert to fraction form
   2,550,888/5,599,379 = 5,599,379/x
3. Step 3: Cross multiply
   2,550,888x = 5,599,379 × 5,599,379
4. Step 4: Simplify right side
   2,550,888x = 31,353,045,185,641
5. Step 5: Solve for x
   x = 31,353,045,185,641/2,550,888
6. Step 6: Final answer
   x = 12,291,031.67