Finding the Third Proportional to 11,818,608 and 25,402,740

Step by Step Solution

1. Step 1: Write the proportion equation
   11,818,608 : 25,402,740 = 25,402,740 : x
2. Step 2: Convert to fraction form
   11,818,608/25,402,740 = 25,402,740/x
3. Step 3: Cross multiply
   11,818,608x = 25,402,740 × 25,402,740
4. Step 4: Simplify right side
   11,818,608x = 645,299,199,507,600
5. Step 5: Solve for x
   x = 645,299,199,507,600/11,818,608
6. Step 6: Final answer
   x = 54,600,270.99