Finding the Third Proportional to 531,078 and 1,146,672

Step by Step Solution

1. Step 1: Write the proportion equation
   531,078 : 1,146,672 = 1,146,672 : x
2. Step 2: Convert to fraction form
   531,078/1,146,672 = 1,146,672/x
3. Step 3: Cross multiply
   531,078x = 1,146,672 × 1,146,672
4. Step 4: Simplify right side
   531,078x = 1,314,856,675,584
5. Step 5: Solve for x
   x = 1,314,856,675,584/531,078
6. Step 6: Final answer
   x = 2,475,825.92