Finding the Third Proportional to 492,120 and 1,073,178

Step by Step Solution

1. Step 1: Write the proportion equation
   492,120 : 1,073,178 = 1,073,178 : x
2. Step 2: Convert to fraction form
   492,120/1,073,178 = 1,073,178/x
3. Step 3: Cross multiply
   492,120x = 1,073,178 × 1,073,178
4. Step 4: Simplify right side
   492,120x = 1,151,711,019,684
5. Step 5: Solve for x
   x = 1,151,711,019,684/492,120
6. Step 6: Final answer
   x = 2,340,305.25