Finding the Third Proportional to 3,640,530,069,546 and 7,921,940,083,872

Step by Step Solution

1. Step 1: Write the proportion equation
   3,640,530,069,546 : 7,921,940,083,872 = 7,921,940,083,872 : x
2. Step 2: Convert to fraction form
   3,640,530,069,546/7,921,940,083,872 = 7,921,940,083,872/x
3. Step 3: Cross multiply
   3,640,530,069,546x = 7,921,940,083,872 × 7,921,940,083,872
4. Step 4: Simplify right side
   3,640,530,069,546x = 62,757,134,692,457,906,528,321,536
5. Step 5: Solve for x
   x = 62,757,134,692,457,906,528,321,536/3,640,530,069,546
6. Step 6: Final answer
   x = 17,238,460,744,339.95