Finding the Third Proportional to 201,889 and 274,300.50

Step by Step Solution

1. Step 1: Write the proportion equation
   201,889 : 274,300.50 = 274,300.50 : x
2. Step 2: Convert to fraction form
   201,889/274,300.50 = 274,300.50/x
3. Step 3: Cross multiply
   201,889x = 274,300.50 × 274,300.50
4. Step 4: Simplify right side
   201,889x = 75,240,764,300.25
5. Step 5: Solve for x
   x = 75,240,764,300.25/201,889
6. Step 6: Final answer
   x = 372,683.82