Finding the Third Proportional to 93,510 and 200,151

Step by Step Solution

1. Step 1: Write the proportion equation
   93,510 : 200,151 = 200,151 : x
2. Step 2: Convert to fraction form
   93,510/200,151 = 200,151/x
3. Step 3: Cross multiply
   93,510x = 200,151 × 200,151
4. Step 4: Simplify right side
   93,510x = 40,060,422,801
5. Step 5: Solve for x
   x = 40,060,422,801/93,510
6. Step 6: Final answer
   x = 428,407.90