Finding the Third Proportional to 58,243.50 and 127,392

Step by Step Solution

1. Step 1: Write the proportion equation
   58,243.50 : 127,392 = 127,392 : x
2. Step 2: Convert to fraction form
   58,243.50/127,392 = 127,392/x
3. Step 3: Cross multiply
   58,243.50x = 127,392 × 127,392
4. Step 4: Simplify right side
   58,243.50x = 16,228,721,664
5. Step 5: Solve for x
   x = 16,228,721,664/58,243.50
6. Step 6: Final answer
   x = 278,635.76