Finding the Third Proportional to 287,442 and 604,677.94

Step by Step Solution

1. Step 1: Write the proportion equation
   287,442 : 604,677.94 = 604,677.94 : x
2. Step 2: Convert to fraction form
   287,442/604,677.94 = 604,677.94/x
3. Step 3: Cross multiply
   287,442x = 604,677.94 × 604,677.94
4. Step 4: Simplify right side
   287,442x = 365,635,408,099.25
5. Step 5: Solve for x
   x = 365,635,408,099.25/287,442
6. Step 6: Final answer
   x = 1,272,031.95