Finding the Third Proportional to 359,968 and 727,550

Step by Step Solution

1. Step 1: Write the proportion equation
   359,968 : 727,550 = 727,550 : x
2. Step 2: Convert to fraction form
   359,968/727,550 = 727,550/x
3. Step 3: Cross multiply
   359,968x = 727,550 × 727,550
4. Step 4: Simplify right side
   359,968x = 529,329,002,500
5. Step 5: Solve for x
   x = 529,329,002,500/359,968
6. Step 6: Final answer
   x = 1,470,489.05