Finding the Third Proportional to 278,874 and 602,023.50

Step by Step Solution

1. Step 1: Write the proportion equation
   278,874 : 602,023.50 = 602,023.50 : x
2. Step 2: Convert to fraction form
   278,874/602,023.50 = 602,023.50/x
3. Step 3: Cross multiply
   278,874x = 602,023.50 × 602,023.50
4. Step 4: Simplify right side
   278,874x = 362,432,294,552.25
5. Step 5: Solve for x
   x = 362,432,294,552.25/278,874
6. Step 6: Final answer
   x = 1,299,627.41