Finding the Third Proportional to 2,528,955 and 5,539,203

Step by Step Solution

1. Step 1: Write the proportion equation
   2,528,955 : 5,539,203 = 5,539,203 : x
2. Step 2: Convert to fraction form
   2,528,955/5,539,203 = 5,539,203/x
3. Step 3: Cross multiply
   2,528,955x = 5,539,203 × 5,539,203
4. Step 4: Simplify right side
   2,528,955x = 30,682,769,875,209
5. Step 5: Solve for x
   x = 30,682,769,875,209/2,528,955
6. Step 6: Final answer
   x = 12,132,588.31