Finding the Third Proportional to 137,071.50 and 204,472.50

Step by Step Solution

1. Step 1: Write the proportion equation
   137,071.50 : 204,472.50 = 204,472.50 : x
2. Step 2: Convert to fraction form
   137,071.50/204,472.50 = 204,472.50/x
3. Step 3: Cross multiply
   137,071.50x = 204,472.50 × 204,472.50
4. Step 4: Simplify right side
   137,071.50x = 41,809,003,256.25
5. Step 5: Solve for x
   x = 41,809,003,256.25/137,071.50
6. Step 6: Final answer
   x = 305,016.02