Finding the Third Proportional to 505,464 and 1,089,264

Step by Step Solution

1. Step 1: Write the proportion equation
   505,464 : 1,089,264 = 1,089,264 : x
2. Step 2: Convert to fraction form
   505,464/1,089,264 = 1,089,264/x
3. Step 3: Cross multiply
   505,464x = 1,089,264 × 1,089,264
4. Step 4: Simplify right side
   505,464x = 1,186,496,061,696
5. Step 5: Solve for x
   x = 1,186,496,061,696/505,464
6. Step 6: Final answer
   x = 2,347,340.39