Finding the Fourth Proportional to 8,387.86, 11,574.32 and 5,030.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,387.86 : 11,574.32 = 5,030.82 : x
2. Step 2: Convert to fraction form
   8,387.86/11,574.32 = 5,030.82/x
3. Step 3: Cross multiply
   8,387.86x = 11,574.32 × 5,030.82
4. Step 4: Simplify right side
   8,387.86x = 58,228,320.54
5. Step 5: Solve for x
   x = 58,228,320.54/8,387.86
6. Step 6: Final answer
   x = 6,941.98