Finding the Third Proportional to 58,005.50 and 126,664

Step by Step Solution

1. Step 1: Write the proportion equation
   58,005.50 : 126,664 = 126,664 : x
2. Step 2: Convert to fraction form
   58,005.50/126,664 = 126,664/x
3. Step 3: Cross multiply
   58,005.50x = 126,664 × 126,664
4. Step 4: Simplify right side
   58,005.50x = 16,043,768,896
5. Step 5: Solve for x
   x = 16,043,768,896/58,005.50
6. Step 6: Final answer
   x = 276,590.48