Finding the Third Proportional to 7,010,724,069 and 10,918,094,611.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,010,724,069 : 10,918,094,611.50 = 10,918,094,611.50 : x
2. Step 2: Convert to fraction form
   7,010,724,069/10,918,094,611.50 = 10,918,094,611.50/x
3. Step 3: Cross multiply
   7,010,724,069x = 10,918,094,611.50 × 10,918,094,611.50
4. Step 4: Simplify right side
   7,010,724,069x = 119,204,789,945,665,339,392
5. Step 5: Solve for x
   x = 119,204,789,945,665,339,392/7,010,724,069
6. Step 6: Final answer
   x = 17,003,206,626.37