Finding the Third Proportional to 16,353,589,310 and 35,498,209,159

Step by Step Solution

1. Step 1: Write the proportion equation
   16,353,589,310 : 35,498,209,159 = 35,498,209,159 : x
2. Step 2: Convert to fraction form
   16,353,589,310/35,498,209,159 = 35,498,209,159/x
3. Step 3: Cross multiply
   16,353,589,310x = 35,498,209,159 × 35,498,209,159
4. Step 4: Simplify right side
   16,353,589,310x = 1,260,122,853,496,111,497,216
5. Step 5: Solve for x
   x = 1,260,122,853,496,111,497,216/16,353,589,310
6. Step 6: Final answer
   x = 77,054,818,340.43