Finding the Third Proportional to 127,663.50 and 202,056

Step by Step Solution

1. Step 1: Write the proportion equation
   127,663.50 : 202,056 = 202,056 : x
2. Step 2: Convert to fraction form
   127,663.50/202,056 = 202,056/x
3. Step 3: Cross multiply
   127,663.50x = 202,056 × 202,056
4. Step 4: Simplify right side
   127,663.50x = 40,826,627,136
5. Step 5: Solve for x
   x = 40,826,627,136/127,663.50
6. Step 6: Final answer
   x = 319,798.75