Finding the Fourth Proportional to 6,970.32, 9,614.52 and 4,453.20

Step by Step Solution

1. Step 1: Write the proportion equation
   6,970.32 : 9,614.52 = 4,453.20 : x
2. Step 2: Convert to fraction form
   6,970.32/9,614.52 = 4,453.20/x
3. Step 3: Cross multiply
   6,970.32x = 9,614.52 × 4,453.20
4. Step 4: Simplify right side
   6,970.32x = 42,815,380.46
5. Step 5: Solve for x
   x = 42,815,380.46/6,970.32
6. Step 6: Final answer
   x = 6,142.53