Finding the Third Proportional to 5,189,042,837.25 and 7,749,560,871

Step by Step Solution

1. Step 1: Write the proportion equation
   5,189,042,837.25 : 7,749,560,871 = 7,749,560,871 : x
2. Step 2: Convert to fraction form
   5,189,042,837.25/7,749,560,871 = 7,749,560,871/x
3. Step 3: Cross multiply
   5,189,042,837.25x = 7,749,560,871 × 7,749,560,871
4. Step 4: Simplify right side
   5,189,042,837.25x = 60,055,693,693,334,282,240
5. Step 5: Solve for x
   x = 60,055,693,693,334,282,240/5,189,042,837.25
6. Step 6: Final answer
   x = 11,573,559,050.66