Finding the Third Proportional to 16,869,716,191.50 and 35,135,728,871.25

Step by Step Solution

1. Step 1: Write the proportion equation
   16,869,716,191.50 : 35,135,728,871.25 = 35,135,728,871.25 : x
2. Step 2: Convert to fraction form
   16,869,716,191.50/35,135,728,871.25 = 35,135,728,871.25/x
3. Step 3: Cross multiply
   16,869,716,191.50x = 35,135,728,871.25 × 35,135,728,871.25
4. Step 4: Simplify right side
   16,869,716,191.50x = 1,234,519,443,313,990,828,032
5. Step 5: Solve for x
   x = 1,234,519,443,313,990,828,032/16,869,716,191.50
6. Step 6: Final answer
   x = 73,179,621,358.18