Finding the Fourth Proportional to 6,969.49, 10,454.83 and 1,971.88

Step by Step Solution

1. Step 1: Write the proportion equation
   6,969.49 : 10,454.83 = 1,971.88 : x
2. Step 2: Convert to fraction form
   6,969.49/10,454.83 = 1,971.88/x
3. Step 3: Cross multiply
   6,969.49x = 10,454.83 × 1,971.88
4. Step 4: Simplify right side
   6,969.49x = 20,615,701.25
5. Step 5: Solve for x
   x = 20,615,701.25/6,969.49
6. Step 6: Final answer
   x = 2,957.99