Finding the Third Proportional to 1,011,856 and 2,154,800

Step by Step Solution

1. Step 1: Write the proportion equation
   1,011,856 : 2,154,800 = 2,154,800 : x
2. Step 2: Convert to fraction form
   1,011,856/2,154,800 = 2,154,800/x
3. Step 3: Cross multiply
   1,011,856x = 2,154,800 × 2,154,800
4. Step 4: Simplify right side
   1,011,856x = 4,643,163,040,000
5. Step 5: Solve for x
   x = 4,643,163,040,000/1,011,856
6. Step 6: Final answer
   x = 4,588,758.72