Finding the Third Proportional to 530,162 and 1,139,428

Step by Step Solution

1. Step 1: Write the proportion equation
   530,162 : 1,139,428 = 1,139,428 : x
2. Step 2: Convert to fraction form
   530,162/1,139,428 = 1,139,428/x
3. Step 3: Cross multiply
   530,162x = 1,139,428 × 1,139,428
4. Step 4: Simplify right side
   530,162x = 1,298,296,167,184
5. Step 5: Solve for x
   x = 1,298,296,167,184/530,162
6. Step 6: Final answer
   x = 2,448,866.89