Finding the Third Proportional to 173,181 and 359,970

Step by Step Solution

1. Step 1: Write the proportion equation
   173,181 : 359,970 = 359,970 : x
2. Step 2: Convert to fraction form
   173,181/359,970 = 359,970/x
3. Step 3: Cross multiply
   173,181x = 359,970 × 359,970
4. Step 4: Simplify right side
   173,181x = 129,578,400,900
5. Step 5: Solve for x
   x = 129,578,400,900/173,181
6. Step 6: Final answer
   x = 748,225.27