Finding the Third Proportional to 1,017,400 and 1,508,820

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017,400 : 1,508,820 = 1,508,820 : x
2. Step 2: Convert to fraction form
   1,017,400/1,508,820 = 1,508,820/x
3. Step 3: Cross multiply
   1,017,400x = 1,508,820 × 1,508,820
4. Step 4: Simplify right side
   1,017,400x = 2,276,537,792,400
5. Step 5: Solve for x
   x = 2,276,537,792,400/1,017,400
6. Step 6: Final answer
   x = 2,237,603.49