Finding the Third Proportional to 162,904.50 and 371,209.50

Step by Step Solution

1. Step 1: Write the proportion equation
   162,904.50 : 371,209.50 = 371,209.50 : x
2. Step 2: Convert to fraction form
   162,904.50/371,209.50 = 371,209.50/x
3. Step 3: Cross multiply
   162,904.50x = 371,209.50 × 371,209.50
4. Step 4: Simplify right side
   162,904.50x = 137,796,492,890.25
5. Step 5: Solve for x
   x = 137,796,492,890.25/162,904.50
6. Step 6: Final answer
   x = 845,872.85