Finding the Third Proportional to 525,137 and 1,152,388

Step by Step Solution

1. Step 1: Write the proportion equation
   525,137 : 1,152,388 = 1,152,388 : x
2. Step 2: Convert to fraction form
   525,137/1,152,388 = 1,152,388/x
3. Step 3: Cross multiply
   525,137x = 1,152,388 × 1,152,388
4. Step 4: Simplify right side
   525,137x = 1,327,998,102,544
5. Step 5: Solve for x
   x = 1,327,998,102,544/525,137
6. Step 6: Final answer
   x = 2,528,860.28