Finding the Third Proportional to 21,171,406 and 45,927,548

Step by Step Solution

1. Step 1: Write the proportion equation
   21,171,406 : 45,927,548 = 45,927,548 : x
2. Step 2: Convert to fraction form
   21,171,406/45,927,548 = 45,927,548/x
3. Step 3: Cross multiply
   21,171,406x = 45,927,548 × 45,927,548
4. Step 4: Simplify right side
   21,171,406x = 2,109,339,665,292,304
5. Step 5: Solve for x
   x = 2,109,339,665,292,304/21,171,406
6. Step 6: Final answer
   x = 99,631,534.41