Finding the Fourth Proportional to 1,015,227.81, 1,401,014.43 and 562,518.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,015,227.81 : 1,401,014.43 = 562,518.81 : x
2. Step 2: Convert to fraction form
   1,015,227.81/1,401,014.43 = 562,518.81/x
3. Step 3: Cross multiply
   1,015,227.81x = 1,401,014.43 × 562,518.81
4. Step 4: Simplify right side
   1,015,227.81x = 788,096,969,956.43
5. Step 5: Solve for x
   x = 788,096,969,956.43/1,015,227.81
6. Step 6: Final answer
   x = 776,275.99