Finding the Third Proportional to 123,419,725 and 263,241,948

Step by Step Solution

1. Step 1: Write the proportion equation
   123,419,725 : 263,241,948 = 263,241,948 : x
2. Step 2: Convert to fraction form
   123,419,725/263,241,948 = 263,241,948/x
3. Step 3: Cross multiply
   123,419,725x = 263,241,948 × 263,241,948
4. Step 4: Simplify right side
   123,419,725x = 69,296,323,186,834,704
5. Step 5: Solve for x
   x = 69,296,323,186,834,704/123,419,725
6. Step 6: Final answer
   x = 561,468,786.18