Finding the Third Proportional to 88,292 and 188,703

Step by Step Solution

1. Step 1: Write the proportion equation
   88,292 : 188,703 = 188,703 : x
2. Step 2: Convert to fraction form
   88,292/188,703 = 188,703/x
3. Step 3: Cross multiply
   88,292x = 188,703 × 188,703
4. Step 4: Simplify right side
   88,292x = 35,608,822,209
5. Step 5: Solve for x
   x = 35,608,822,209/88,292
6. Step 6: Final answer
   x = 403,307.46