Finding the Third Proportional to 816,074 and 1,224,111

Step by Step Solution

1. Step 1: Write the proportion equation
   816,074 : 1,224,111 = 1,224,111 : x
2. Step 2: Convert to fraction form
   816,074/1,224,111 = 1,224,111/x
3. Step 3: Cross multiply
   816,074x = 1,224,111 × 1,224,111
4. Step 4: Simplify right side
   816,074x = 1,498,447,740,321
5. Step 5: Solve for x
   x = 1,498,447,740,321/816,074
6. Step 6: Final answer
   x = 1,836,166.50