Finding the Third Proportional to 543,860 and 1,184,490

Step by Step Solution

1. Step 1: Write the proportion equation
   543,860 : 1,184,490 = 1,184,490 : x
2. Step 2: Convert to fraction form
   543,860/1,184,490 = 1,184,490/x
3. Step 3: Cross multiply
   543,860x = 1,184,490 × 1,184,490
4. Step 4: Simplify right side
   543,860x = 1,403,016,560,100
5. Step 5: Solve for x
   x = 1,403,016,560,100/543,860
6. Step 6: Final answer
   x = 2,579,738.46