Finding the Third Proportional to 173,298 and 359,748

Step by Step Solution

1. Step 1: Write the proportion equation
   173,298 : 359,748 = 359,748 : x
2. Step 2: Convert to fraction form
   173,298/359,748 = 359,748/x
3. Step 3: Cross multiply
   173,298x = 359,748 × 359,748
4. Step 4: Simplify right side
   173,298x = 129,418,623,504
5. Step 5: Solve for x
   x = 129,418,623,504/173,298
6. Step 6: Final answer
   x = 746,798.14