Finding the Third Proportional to 530,390 and 1,144,798

Step by Step Solution

1. Step 1: Write the proportion equation
   530,390 : 1,144,798 = 1,144,798 : x
2. Step 2: Convert to fraction form
   530,390/1,144,798 = 1,144,798/x
3. Step 3: Cross multiply
   530,390x = 1,144,798 × 1,144,798
4. Step 4: Simplify right side
   530,390x = 1,310,562,460,804
5. Step 5: Solve for x
   x = 1,310,562,460,804/530,390
6. Step 6: Final answer
   x = 2,470,941.12