Finding the Third Proportional to 1,803,080 and 2,790,480

Step by Step Solution

1. Step 1: Write the proportion equation
   1,803,080 : 2,790,480 = 2,790,480 : x
2. Step 2: Convert to fraction form
   1,803,080/2,790,480 = 2,790,480/x
3. Step 3: Cross multiply
   1,803,080x = 2,790,480 × 2,790,480
4. Step 4: Simplify right side
   1,803,080x = 7,786,778,630,400
5. Step 5: Solve for x
   x = 7,786,778,630,400/1,803,080
6. Step 6: Final answer
   x = 4,318,598.53