Finding the Third Proportional to 12,309,618,573 and 29,029,501,116

Step by Step Solution

1. Step 1: Write the proportion equation
   12,309,618,573 : 29,029,501,116 = 29,029,501,116 : x
2. Step 2: Convert to fraction form
   12,309,618,573/29,029,501,116 = 29,029,501,116/x
3. Step 3: Cross multiply
   12,309,618,573x = 29,029,501,116 × 29,029,501,116
4. Step 4: Simplify right side
   12,309,618,573x = 842,711,935,043,845,226,496
5. Step 5: Solve for x
   x = 842,711,935,043,845,226,496/12,309,618,573
6. Step 6: Final answer
   x = 68,459,630,170.20