Finding the Third Proportional to 530,990 and 1,146,424

Step by Step Solution

1. Step 1: Write the proportion equation
   530,990 : 1,146,424 = 1,146,424 : x
2. Step 2: Convert to fraction form
   530,990/1,146,424 = 1,146,424/x
3. Step 3: Cross multiply
   530,990x = 1,146,424 × 1,146,424
4. Step 4: Simplify right side
   530,990x = 1,314,287,987,776
5. Step 5: Solve for x
   x = 1,314,287,987,776/530,990
6. Step 6: Final answer
   x = 2,475,165.23