Finding the Fourth Proportional to 10,970.84, 16,453.54 and 4,308.70

Step by Step Solution

1. Step 1: Write the proportion equation
   10,970.84 : 16,453.54 = 4,308.70 : x
2. Step 2: Convert to fraction form
   10,970.84/16,453.54 = 4,308.70/x
3. Step 3: Cross multiply
   10,970.84x = 16,453.54 × 4,308.70
4. Step 4: Simplify right side
   10,970.84x = 70,893,367.80
5. Step 5: Solve for x
   x = 70,893,367.80/10,970.84
6. Step 6: Final answer
   x = 6,461.98