Finding the Fourth Proportional to 13,074.17, 19,613.60 and 4,765.83

Step by Step Solution

1. Step 1: Write the proportion equation
   13,074.17 : 19,613.60 = 4,765.83 : x
2. Step 2: Convert to fraction form
   13,074.17/19,613.60 = 4,765.83/x
3. Step 3: Cross multiply
   13,074.17x = 19,613.60 × 4,765.83
4. Step 4: Simplify right side
   13,074.17x = 93,475,059.46
5. Step 5: Solve for x
   x = 93,475,059.46/13,074.17
6. Step 6: Final answer
   x = 7,149.60