Finding the Third Proportional to 338,799 and 498,830.06

Step by Step Solution

1. Step 1: Write the proportion equation
   338,799 : 498,830.06 = 498,830.06 : x
2. Step 2: Convert to fraction form
   338,799/498,830.06 = 498,830.06/x
3. Step 3: Cross multiply
   338,799x = 498,830.06 × 498,830.06
4. Step 4: Simplify right side
   338,799x = 248,831,431,253.75
5. Step 5: Solve for x
   x = 248,831,431,253.75/338,799
6. Step 6: Final answer
   x = 734,451.49