Finding the Third Proportional to 2,559,890 and 5,484,118

Step by Step Solution

1. Step 1: Write the proportion equation
   2,559,890 : 5,484,118 = 5,484,118 : x
2. Step 2: Convert to fraction form
   2,559,890/5,484,118 = 5,484,118/x
3. Step 3: Cross multiply
   2,559,890x = 5,484,118 × 5,484,118
4. Step 4: Simplify right side
   2,559,890x = 30,075,550,237,924
5. Step 5: Solve for x
   x = 30,075,550,237,924/2,559,890
6. Step 6: Final answer
   x = 11,748,766.64