Finding the Third Proportional to 518,433 and 1,078,263

Step by Step Solution

1. Step 1: Write the proportion equation
   518,433 : 1,078,263 = 1,078,263 : x
2. Step 2: Convert to fraction form
   518,433/1,078,263 = 1,078,263/x
3. Step 3: Cross multiply
   518,433x = 1,078,263 × 1,078,263
4. Step 4: Simplify right side
   518,433x = 1,162,651,097,169
5. Step 5: Solve for x
   x = 1,162,651,097,169/518,433
6. Step 6: Final answer
   x = 2,242,625.56