Finding the Third Proportional to 2,538,402 and 5,539,832

Step by Step Solution

1. Step 1: Write the proportion equation
   2,538,402 : 5,539,832 = 5,539,832 : x
2. Step 2: Convert to fraction form
   2,538,402/5,539,832 = 5,539,832/x
3. Step 3: Cross multiply
   2,538,402x = 5,539,832 × 5,539,832
4. Step 4: Simplify right side
   2,538,402x = 30,689,738,588,224
5. Step 5: Solve for x
   x = 30,689,738,588,224/2,538,402
6. Step 6: Final answer
   x = 12,090,180.59