Finding the Third Proportional to 139,808 and 179,580

Step by Step Solution

1. Step 1: Write the proportion equation
   139,808 : 179,580 = 179,580 : x
2. Step 2: Convert to fraction form
   139,808/179,580 = 179,580/x
3. Step 3: Cross multiply
   139,808x = 179,580 × 179,580
4. Step 4: Simplify right side
   139,808x = 32,248,976,400
5. Step 5: Solve for x
   x = 32,248,976,400/139,808
6. Step 6: Final answer
   x = 230,666.17