Finding the Fourth Proportional to 8,388.12, 11,574.78 and 5,030.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,388.12 : 11,574.78 = 5,030.34 : x
2. Step 2: Convert to fraction form
   8,388.12/11,574.78 = 5,030.34/x
3. Step 3: Cross multiply
   8,388.12x = 11,574.78 × 5,030.34
4. Step 4: Simplify right side
   8,388.12x = 58,225,078.83
5. Step 5: Solve for x
   x = 58,225,078.83/8,388.12
6. Step 6: Final answer
   x = 6,941.37