Finding the Third Proportional to 505,352 and 1,089,040

Step by Step Solution

1. Step 1: Write the proportion equation
   505,352 : 1,089,040 = 1,089,040 : x
2. Step 2: Convert to fraction form
   505,352/1,089,040 = 1,089,040/x
3. Step 3: Cross multiply
   505,352x = 1,089,040 × 1,089,040
4. Step 4: Simplify right side
   505,352x = 1,186,008,121,600
5. Step 5: Solve for x
   x = 1,186,008,121,600/505,352
6. Step 6: Final answer
   x = 2,346,895.08