Finding the Third Proportional to 221,535 and 483,671.25

Step by Step Solution

1. Step 1: Write the proportion equation
   221,535 : 483,671.25 = 483,671.25 : x
2. Step 2: Convert to fraction form
   221,535/483,671.25 = 483,671.25/x
3. Step 3: Cross multiply
   221,535x = 483,671.25 × 483,671.25
4. Step 4: Simplify right side
   221,535x = 233,937,878,076.56
5. Step 5: Solve for x
   x = 233,937,878,076.56/221,535
6. Step 6: Final answer
   x = 1,055,986.09