Finding the Fourth Proportional to 6,772.61, 10,162.93 and 3,074.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,772.61 : 10,162.93 = 3,074.78 : x
2. Step 2: Convert to fraction form
   6,772.61/10,162.93 = 3,074.78/x
3. Step 3: Cross multiply
   6,772.61x = 10,162.93 × 3,074.78
4. Step 4: Simplify right side
   6,772.61x = 31,248,791.63
5. Step 5: Solve for x
   x = 31,248,791.63/6,772.61
6. Step 6: Final answer
   x = 4,614.00