Finding the Third Proportional to 3,599,469,171 and 5,609,648,236.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,599,469,171 : 5,609,648,236.50 = 5,609,648,236.50 : x
2. Step 2: Convert to fraction form
   3,599,469,171/5,609,648,236.50 = 5,609,648,236.50/x
3. Step 3: Cross multiply
   3,599,469,171x = 5,609,648,236.50 × 5,609,648,236.50
4. Step 4: Simplify right side
   3,599,469,171x = 31,468,153,337,267,560,448
5. Step 5: Solve for x
   x = 31,468,153,337,267,560,448/3,599,469,171
6. Step 6: Final answer
   x = 8,742,442,799.84