Finding the Third Proportional to 507,756 and 1,115,156

Step by Step Solution

1. Step 1: Write the proportion equation
   507,756 : 1,115,156 = 1,115,156 : x
2. Step 2: Convert to fraction form
   507,756/1,115,156 = 1,115,156/x
3. Step 3: Cross multiply
   507,756x = 1,115,156 × 1,115,156
4. Step 4: Simplify right side
   507,756x = 1,243,572,904,336
5. Step 5: Solve for x
   x = 1,243,572,904,336/507,756
6. Step 6: Final answer
   x = 2,449,154.52