Finding the Third Proportional to 118,432 and 259,007

Step by Step Solution

1. Step 1: Write the proportion equation
   118,432 : 259,007 = 259,007 : x
2. Step 2: Convert to fraction form
   118,432/259,007 = 259,007/x
3. Step 3: Cross multiply
   118,432x = 259,007 × 259,007
4. Step 4: Simplify right side
   118,432x = 67,084,626,049
5. Step 5: Solve for x
   x = 67,084,626,049/118,432
6. Step 6: Final answer
   x = 566,440.03