Finding the Third Proportional to 764,264 and 1,619,560

Step by Step Solution

1. Step 1: Write the proportion equation
   764,264 : 1,619,560 = 1,619,560 : x
2. Step 2: Convert to fraction form
   764,264/1,619,560 = 1,619,560/x
3. Step 3: Cross multiply
   764,264x = 1,619,560 × 1,619,560
4. Step 4: Simplify right side
   764,264x = 2,622,974,593,600
5. Step 5: Solve for x
   x = 2,622,974,593,600/764,264
6. Step 6: Final answer
   x = 3,432,026.88