Finding the Third Proportional to 689,093,356 and 1,059,185,976

Step by Step Solution

1. Step 1: Write the proportion equation
   689,093,356 : 1,059,185,976 = 1,059,185,976 : x
2. Step 2: Convert to fraction form
   689,093,356/1,059,185,976 = 1,059,185,976/x
3. Step 3: Cross multiply
   689,093,356x = 1,059,185,976 × 1,059,185,976
4. Step 4: Simplify right side
   689,093,356x = 1,121,874,931,755,072,512
5. Step 5: Solve for x
   x = 1,121,874,931,755,072,512/689,093,356
6. Step 6: Final answer
   x = 1,628,044,911.46