Finding the Third Proportional to 164,980.50 and 359,580

Step by Step Solution

1. Step 1: Write the proportion equation
   164,980.50 : 359,580 = 359,580 : x
2. Step 2: Convert to fraction form
   164,980.50/359,580 = 359,580/x
3. Step 3: Cross multiply
   164,980.50x = 359,580 × 359,580
4. Step 4: Simplify right side
   164,980.50x = 129,297,776,400
5. Step 5: Solve for x
   x = 129,297,776,400/164,980.50
6. Step 6: Final answer
   x = 783,715.51