Finding the Fourth Proportional to 7,256.96, 10,012.89 and 4,272.92

Step by Step Solution

1. Step 1: Write the proportion equation
   7,256.96 : 10,012.89 = 4,272.92 : x
2. Step 2: Convert to fraction form
   7,256.96/10,012.89 = 4,272.92/x
3. Step 3: Cross multiply
   7,256.96x = 10,012.89 × 4,272.92
4. Step 4: Simplify right side
   7,256.96x = 42,784,277.94
5. Step 5: Solve for x
   x = 42,784,277.94/7,256.96
6. Step 6: Final answer
   x = 5,895.62