Finding the Fourth Proportional to 1,015,660.50, 1,401,611.70 and 562,951.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,015,660.50 : 1,401,611.70 = 562,951.50 : x
2. Step 2: Convert to fraction form
   1,015,660.50/1,401,611.70 = 562,951.50/x
3. Step 3: Cross multiply
   1,015,660.50x = 1,401,611.70 × 562,951.50
4. Step 4: Simplify right side
   1,015,660.50x = 789,039,408,932.55
5. Step 5: Solve for x
   x = 789,039,408,932.55/1,015,660.50
6. Step 6: Final answer
   x = 776,873.19