Finding the Third Proportional to 79,529,684,589 and 123,484,996,867.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,529,684,589 : 123,484,996,867.50 = 123,484,996,867.50 : x
2. Step 2: Convert to fraction form
   79,529,684,589/123,484,996,867.50 = 123,484,996,867.50/x
3. Step 3: Cross multiply
   79,529,684,589x = 123,484,996,867.50 × 123,484,996,867.50
4. Step 4: Simplify right side
   79,529,684,589x = 15,248,544,451,366,483,918,848
5. Step 5: Solve for x
   x = 15,248,544,451,366,483,918,848/79,529,684,589
6. Step 6: Final answer
   x = 191,733,998,822.82