Finding the Third Proportional to 1,803,260 and 2,790,742

Step by Step Solution

1. Step 1: Write the proportion equation
   1,803,260 : 2,790,742 = 2,790,742 : x
2. Step 2: Convert to fraction form
   1,803,260/2,790,742 = 2,790,742/x
3. Step 3: Cross multiply
   1,803,260x = 2,790,742 × 2,790,742
4. Step 4: Simplify right side
   1,803,260x = 7,788,240,910,564
5. Step 5: Solve for x
   x = 7,788,240,910,564/1,803,260
6. Step 6: Final answer
   x = 4,318,978.36