Finding the Fourth Proportional to 2,072,297.50, 3,108,621.24 and 576,389.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,072,297.50 : 3,108,621.24 = 576,389.50 : x
2. Step 2: Convert to fraction form
   2,072,297.50/3,108,621.24 = 576,389.50/x
3. Step 3: Cross multiply
   2,072,297.50x = 3,108,621.24 × 576,389.50
4. Step 4: Simplify right side
   2,072,297.50x = 1,791,776,642,212.98
5. Step 5: Solve for x
   x = 1,791,776,642,212.98/2,072,297.50
6. Step 6: Final answer
   x = 864,632.92