Finding the Third Proportional to 514,379 and 1,128,145

Step by Step Solution

1. Step 1: Write the proportion equation
   514,379 : 1,128,145 = 1,128,145 : x
2. Step 2: Convert to fraction form
   514,379/1,128,145 = 1,128,145/x
3. Step 3: Cross multiply
   514,379x = 1,128,145 × 1,128,145
4. Step 4: Simplify right side
   514,379x = 1,272,711,141,025
5. Step 5: Solve for x
   x = 1,272,711,141,025/514,379
6. Step 6: Final answer
   x = 2,474,267.30