Finding the Fourth Proportional to 1,015,651.50, 1,401,599.28 and 562,942.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,015,651.50 : 1,401,599.28 = 562,942.50 : x
2. Step 2: Convert to fraction form
   1,015,651.50/1,401,599.28 = 562,942.50/x
3. Step 3: Cross multiply
   1,015,651.50x = 1,401,599.28 × 562,942.50
4. Step 4: Simplify right side
   1,015,651.50x = 789,019,802,681.40
5. Step 5: Solve for x
   x = 789,019,802,681.40/1,015,651.50
6. Step 6: Final answer
   x = 776,860.77