Finding the Fourth Proportional to 9,705.15, 13,394.61 and 5,930.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,705.15 : 13,394.61 = 5,930.55 : x
2. Step 2: Convert to fraction form
   9,705.15/13,394.61 = 5,930.55/x
3. Step 3: Cross multiply
   9,705.15x = 13,394.61 × 5,930.55
4. Step 4: Simplify right side
   9,705.15x = 79,437,404.34
5. Step 5: Solve for x
   x = 79,437,404.34/9,705.15
6. Step 6: Final answer
   x = 8,185.08