Finding the Third Proportional to 498,216 and 1,089,948

Step by Step Solution

1. Step 1: Write the proportion equation
   498,216 : 1,089,948 = 1,089,948 : x
2. Step 2: Convert to fraction form
   498,216/1,089,948 = 1,089,948/x
3. Step 3: Cross multiply
   498,216x = 1,089,948 × 1,089,948
4. Step 4: Simplify right side
   498,216x = 1,187,986,642,704
5. Step 5: Solve for x
   x = 1,187,986,642,704/498,216
6. Step 6: Final answer
   x = 2,384,481.11