Finding the Third Proportional to 1,808,280 and 2,479,518

Step by Step Solution

1. Step 1: Write the proportion equation
   1,808,280 : 2,479,518 = 2,479,518 : x
2. Step 2: Convert to fraction form
   1,808,280/2,479,518 = 2,479,518/x
3. Step 3: Cross multiply
   1,808,280x = 2,479,518 × 2,479,518
4. Step 4: Simplify right side
   1,808,280x = 6,148,009,512,324
5. Step 5: Solve for x
   x = 6,148,009,512,324/1,808,280
6. Step 6: Final answer
   x = 3,399,921.20