Finding the Third Proportional to 1,803,858 and 2,854,203

Step by Step Solution

1. Step 1: Write the proportion equation
   1,803,858 : 2,854,203 = 2,854,203 : x
2. Step 2: Convert to fraction form
   1,803,858/2,854,203 = 2,854,203/x
3. Step 3: Cross multiply
   1,803,858x = 2,854,203 × 2,854,203
4. Step 4: Simplify right side
   1,803,858x = 8,146,474,765,209
5. Step 5: Solve for x
   x = 8,146,474,765,209/1,803,858
6. Step 6: Final answer
   x = 4,516,139.72