Finding the Third Proportional to 1,018,960 and 2,159,300

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018,960 : 2,159,300 = 2,159,300 : x
2. Step 2: Convert to fraction form
   1,018,960/2,159,300 = 2,159,300/x
3. Step 3: Cross multiply
   1,018,960x = 2,159,300 × 2,159,300
4. Step 4: Simplify right side
   1,018,960x = 4,662,576,490,000
5. Step 5: Solve for x
   x = 4,662,576,490,000/1,018,960
6. Step 6: Final answer
   x = 4,575,818.96