Finding the Third Proportional to 127,651.50 and 271,444.50

Step by Step Solution

1. Step 1: Write the proportion equation
   127,651.50 : 271,444.50 = 271,444.50 : x
2. Step 2: Convert to fraction form
   127,651.50/271,444.50 = 271,444.50/x
3. Step 3: Cross multiply
   127,651.50x = 271,444.50 × 271,444.50
4. Step 4: Simplify right side
   127,651.50x = 73,682,116,580.25
5. Step 5: Solve for x
   x = 73,682,116,580.25/127,651.50
6. Step 6: Final answer
   x = 577,213.09