Finding the Fourth Proportional to 9,430.15, 13,013.83 and 5,181.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,430.15 : 13,013.83 = 5,181.48 : x
2. Step 2: Convert to fraction form
   9,430.15/13,013.83 = 5,181.48/x
3. Step 3: Cross multiply
   9,430.15x = 13,013.83 × 5,181.48
4. Step 4: Simplify right side
   9,430.15x = 67,430,808.89
5. Step 5: Solve for x
   x = 67,430,808.89/9,430.15
6. Step 6: Final answer
   x = 7,150.56