Finding the Third Proportional to 56,970,737,686 and 83,749,511,689

Step by Step Solution

1. Step 1: Write the proportion equation
   56,970,737,686 : 83,749,511,689 = 83,749,511,689 : x
2. Step 2: Convert to fraction form
   56,970,737,686/83,749,511,689 = 83,749,511,689/x
3. Step 3: Cross multiply
   56,970,737,686x = 83,749,511,689 × 83,749,511,689
4. Step 4: Simplify right side
   56,970,737,686x = 7,013,980,708,145,947,738,112
5. Step 5: Solve for x
   x = 7,013,980,708,145,947,738,112/56,970,737,686
6. Step 6: Final answer
   x = 123,115,497,412.10