Finding the Fourth Proportional to 10,548.05, 15,822.89 and 3,151.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,548.05 : 15,822.89 = 3,151.94 : x
2. Step 2: Convert to fraction form
   10,548.05/15,822.89 = 3,151.94/x
3. Step 3: Cross multiply
   10,548.05x = 15,822.89 × 3,151.94
4. Step 4: Simplify right side
   10,548.05x = 49,872,784.15
5. Step 5: Solve for x
   x = 49,872,784.15/10,548.05
6. Step 6: Final answer
   x = 4,728.15