Finding the Third Proportional to 11,298,892 and 14,507,538

Step by Step Solution

1. Step 1: Write the proportion equation
   11,298,892 : 14,507,538 = 14,507,538 : x
2. Step 2: Convert to fraction form
   11,298,892/14,507,538 = 14,507,538/x
3. Step 3: Cross multiply
   11,298,892x = 14,507,538 × 14,507,538
4. Step 4: Simplify right side
   11,298,892x = 210,468,658,821,444
5. Step 5: Solve for x
   x = 210,468,658,821,444/11,298,892
6. Step 6: Final answer
   x = 18,627,371.50