Finding the Third Proportional to 83,308 and 179,940

Step by Step Solution

1. Step 1: Write the proportion equation
   83,308 : 179,940 = 179,940 : x
2. Step 2: Convert to fraction form
   83,308/179,940 = 179,940/x
3. Step 3: Cross multiply
   83,308x = 179,940 × 179,940
4. Step 4: Simplify right side
   83,308x = 32,378,403,600
5. Step 5: Solve for x
   x = 32,378,403,600/83,308
6. Step 6: Final answer
   x = 388,659.00