Finding the Third Proportional to 522,042 and 1,139,964

Step by Step Solution

1. Step 1: Write the proportion equation
   522,042 : 1,139,964 = 1,139,964 : x
2. Step 2: Convert to fraction form
   522,042/1,139,964 = 1,139,964/x
3. Step 3: Cross multiply
   522,042x = 1,139,964 × 1,139,964
4. Step 4: Simplify right side
   522,042x = 1,299,517,921,296
5. Step 5: Solve for x
   x = 1,299,517,921,296/522,042
6. Step 6: Final answer
   x = 2,489,297.65