Finding the Third Proportional to 125,488 and 188,510

Step by Step Solution

1. Step 1: Write the proportion equation
   125,488 : 188,510 = 188,510 : x
2. Step 2: Convert to fraction form
   125,488/188,510 = 188,510/x
3. Step 3: Cross multiply
   125,488x = 188,510 × 188,510
4. Step 4: Simplify right side
   125,488x = 35,536,020,100
5. Step 5: Solve for x
   x = 35,536,020,100/125,488
6. Step 6: Final answer
   x = 283,182.62