Finding the Third Proportional to 530,391 and 1,145,508

Step by Step Solution

1. Step 1: Write the proportion equation
   530,391 : 1,145,508 = 1,145,508 : x
2. Step 2: Convert to fraction form
   530,391/1,145,508 = 1,145,508/x
3. Step 3: Cross multiply
   530,391x = 1,145,508 × 1,145,508
4. Step 4: Simplify right side
   530,391x = 1,312,188,578,064
5. Step 5: Solve for x
   x = 1,312,188,578,064/530,391
6. Step 6: Final answer
   x = 2,474,002.35