Finding the Third Proportional to 790,815 and 1,225,548

Step by Step Solution

1. Step 1: Write the proportion equation
   790,815 : 1,225,548 = 1,225,548 : x
2. Step 2: Convert to fraction form
   790,815/1,225,548 = 1,225,548/x
3. Step 3: Cross multiply
   790,815x = 1,225,548 × 1,225,548
4. Step 4: Simplify right side
   790,815x = 1,501,967,900,304
5. Step 5: Solve for x
   x = 1,501,967,900,304/790,815
6. Step 6: Final answer
   x = 1,899,265.82