Finding the Third Proportional to 231,963 and 488,820

Step by Step Solution

1. Step 1: Write the proportion equation
   231,963 : 488,820 = 488,820 : x
2. Step 2: Convert to fraction form
   231,963/488,820 = 488,820/x
3. Step 3: Cross multiply
   231,963x = 488,820 × 488,820
4. Step 4: Simplify right side
   231,963x = 238,944,992,400
5. Step 5: Solve for x
   x = 238,944,992,400/231,963
6. Step 6: Final answer
   x = 1,030,099.60