Finding the Third Proportional to 8,082,981 and 12,208,090.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,082,981 : 12,208,090.50 = 12,208,090.50 : x
2. Step 2: Convert to fraction form
   8,082,981/12,208,090.50 = 12,208,090.50/x
3. Step 3: Cross multiply
   8,082,981x = 12,208,090.50 × 12,208,090.50
4. Step 4: Simplify right side
   8,082,981x = 149,037,473,656,190.25
5. Step 5: Solve for x
   x = 149,037,473,656,190.25/8,082,981
6. Step 6: Final answer
   x = 18,438,429.29