Finding the Fourth Proportional to 7,152.95, 9,870.88 and 4,322.67

Step by Step Solution

1. Step 1: Write the proportion equation
   7,152.95 : 9,870.88 = 4,322.67 : x
2. Step 2: Convert to fraction form
   7,152.95/9,870.88 = 4,322.67/x
3. Step 3: Cross multiply
   7,152.95x = 9,870.88 × 4,322.67
4. Step 4: Simplify right side
   7,152.95x = 42,668,556.85
5. Step 5: Solve for x
   x = 42,668,556.85/7,152.95
6. Step 6: Final answer
   x = 5,965.17