Finding the Fourth Proportional to 7,870.34, 10,861.30 and 4,333.67

Step by Step Solution

1. Step 1: Write the proportion equation
   7,870.34 : 10,861.30 = 4,333.67 : x
2. Step 2: Convert to fraction form
   7,870.34/10,861.30 = 4,333.67/x
3. Step 3: Cross multiply
   7,870.34x = 10,861.30 × 4,333.67
4. Step 4: Simplify right side
   7,870.34x = 47,069,322.54
5. Step 5: Solve for x
   x = 47,069,322.54/7,870.34
6. Step 6: Final answer
   x = 5,980.60