Finding the Third Proportional to 17,517,228,646 and 36,276,139,664

Step by Step Solution

1. Step 1: Write the proportion equation
   17,517,228,646 : 36,276,139,664 = 36,276,139,664 : x
2. Step 2: Convert to fraction form
   17,517,228,646/36,276,139,664 = 36,276,139,664/x
3. Step 3: Cross multiply
   17,517,228,646x = 36,276,139,664 × 36,276,139,664
4. Step 4: Simplify right side
   17,517,228,646x = 1,315,958,308,922,033,963,008
5. Step 5: Solve for x
   x = 1,315,958,308,922,033,963,008/17,517,228,646
6. Step 6: Final answer
   x = 75,123,658,856.99