Finding the Fourth Proportional to 7,841.88, 10,822.32 and 5,184.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,841.88 : 10,822.32 = 5,184.72 : x
2. Step 2: Convert to fraction form
   7,841.88/10,822.32 = 5,184.72/x
3. Step 3: Cross multiply
   7,841.88x = 10,822.32 × 5,184.72
4. Step 4: Simplify right side
   7,841.88x = 56,110,698.95
5. Step 5: Solve for x
   x = 56,110,698.95/7,841.88
6. Step 6: Final answer
   x = 7,155.26