Finding the Fourth Proportional to 13,050.56, 19,575.77 and 3,189.89

Step by Step Solution

1. Step 1: Write the proportion equation
   13,050.56 : 19,575.77 = 3,189.89 : x
2. Step 2: Convert to fraction form
   13,050.56/19,575.77 = 3,189.89/x
3. Step 3: Cross multiply
   13,050.56x = 19,575.77 × 3,189.89
4. Step 4: Simplify right side
   13,050.56x = 62,444,439.14
5. Step 5: Solve for x
   x = 62,444,439.14/13,050.56
6. Step 6: Final answer
   x = 4,784.81