Finding the Fourth Proportional to 7,116.35, 10,667.23 and 2,958.77

Step by Step Solution

1. Step 1: Write the proportion equation
   7,116.35 : 10,667.23 = 2,958.77 : x
2. Step 2: Convert to fraction form
   7,116.35/10,667.23 = 2,958.77/x
3. Step 3: Cross multiply
   7,116.35x = 10,667.23 × 2,958.77
4. Step 4: Simplify right side
   7,116.35x = 31,561,811.98
5. Step 5: Solve for x
   x = 31,561,811.98/7,116.35
6. Step 6: Final answer
   x = 4,435.12