Finding the Third Proportional to 692,916 and 1,518,240

Step by Step Solution

1. Step 1: Write the proportion equation
   692,916 : 1,518,240 = 1,518,240 : x
2. Step 2: Convert to fraction form
   692,916/1,518,240 = 1,518,240/x
3. Step 3: Cross multiply
   692,916x = 1,518,240 × 1,518,240
4. Step 4: Simplify right side
   692,916x = 2,305,052,697,600
5. Step 5: Solve for x
   x = 2,305,052,697,600/692,916
6. Step 6: Final answer
   x = 3,326,597.59