Finding the Third Proportional to 216,670 and 483,132

Step by Step Solution

1. Step 1: Write the proportion equation
   216,670 : 483,132 = 483,132 : x
2. Step 2: Convert to fraction form
   216,670/483,132 = 483,132/x
3. Step 3: Cross multiply
   216,670x = 483,132 × 483,132
4. Step 4: Simplify right side
   216,670x = 233,416,529,424
5. Step 5: Solve for x
   x = 233,416,529,424/216,670
6. Step 6: Final answer
   x = 1,077,290.49