Finding the Fourth Proportional to 6,300.50, 9,449.91 and 2,140.34

Step by Step Solution

1. Step 1: Write the proportion equation
   6,300.50 : 9,449.91 = 2,140.34 : x
2. Step 2: Convert to fraction form
   6,300.50/9,449.91 = 2,140.34/x
3. Step 3: Cross multiply
   6,300.50x = 9,449.91 × 2,140.34
4. Step 4: Simplify right side
   6,300.50x = 20,225,973.12
5. Step 5: Solve for x
   x = 20,225,973.12/6,300.50
6. Step 6: Final answer
   x = 3,210.22