Finding the Third Proportional to 518,624 and 1,146,112

Step by Step Solution

1. Step 1: Write the proportion equation
   518,624 : 1,146,112 = 1,146,112 : x
2. Step 2: Convert to fraction form
   518,624/1,146,112 = 1,146,112/x
3. Step 3: Cross multiply
   518,624x = 1,146,112 × 1,146,112
4. Step 4: Simplify right side
   518,624x = 1,313,572,716,544
5. Step 5: Solve for x
   x = 1,313,572,716,544/518,624
6. Step 6: Final answer
   x = 2,532,803.57