Finding the Fourth Proportional to 10,155.56, 15,227.69 and 3,133.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,155.56 : 15,227.69 = 3,133.59 : x
2. Step 2: Convert to fraction form
   10,155.56/15,227.69 = 3,133.59/x
3. Step 3: Cross multiply
   10,155.56x = 15,227.69 × 3,133.59
4. Step 4: Simplify right side
   10,155.56x = 47,717,337.11
5. Step 5: Solve for x
   x = 47,717,337.11/10,155.56
6. Step 6: Final answer
   x = 4,698.64