Finding the Third Proportional to 244,525.50 and 518,490

Step by Step Solution

1. Step 1: Write the proportion equation
   244,525.50 : 518,490 = 518,490 : x
2. Step 2: Convert to fraction form
   244,525.50/518,490 = 518,490/x
3. Step 3: Cross multiply
   244,525.50x = 518,490 × 518,490
4. Step 4: Simplify right side
   244,525.50x = 268,831,880,100
5. Step 5: Solve for x
   x = 268,831,880,100/244,525.50
6. Step 6: Final answer
   x = 1,099,402.23