Finding the Fourth Proportional to 9,311.50, 13,964.27 and 3,070.35

Step by Step Solution

1. Step 1: Write the proportion equation
   9,311.50 : 13,964.27 = 3,070.35 : x
2. Step 2: Convert to fraction form
   9,311.50/13,964.27 = 3,070.35/x
3. Step 3: Cross multiply
   9,311.50x = 13,964.27 × 3,070.35
4. Step 4: Simplify right side
   9,311.50x = 42,875,126.57
5. Step 5: Solve for x
   x = 42,875,126.57/9,311.50
6. Step 6: Final answer
   x = 4,604.54