Finding the Third Proportional to 867,610 and 1,880,020

Step by Step Solution

1. Step 1: Write the proportion equation
   867,610 : 1,880,020 = 1,880,020 : x
2. Step 2: Convert to fraction form
   867,610/1,880,020 = 1,880,020/x
3. Step 3: Cross multiply
   867,610x = 1,880,020 × 1,880,020
4. Step 4: Simplify right side
   867,610x = 3,534,475,200,400
5. Step 5: Solve for x
   x = 3,534,475,200,400/867,610
6. Step 6: Final answer
   x = 4,073,806.43