Finding the Third Proportional to 1,860,282 and 2,790,396

Step by Step Solution

1. Step 1: Write the proportion equation
   1,860,282 : 2,790,396 = 2,790,396 : x
2. Step 2: Convert to fraction form
   1,860,282/2,790,396 = 2,790,396/x
3. Step 3: Cross multiply
   1,860,282x = 2,790,396 × 2,790,396
4. Step 4: Simplify right side
   1,860,282x = 7,786,309,836,816
5. Step 5: Solve for x
   x = 7,786,309,836,816/1,860,282
6. Step 6: Final answer
   x = 4,185,553.50