Finding the Fourth Proportional to 10,709.50, 16,070.74 and 4,553.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,709.50 : 16,070.74 = 4,553.50 : x
2. Step 2: Convert to fraction form
   10,709.50/16,070.74 = 4,553.50/x
3. Step 3: Cross multiply
   10,709.50x = 16,070.74 × 4,553.50
4. Step 4: Simplify right side
   10,709.50x = 73,178,114.59
5. Step 5: Solve for x
   x = 73,178,114.59/10,709.50
6. Step 6: Final answer
   x = 6,833.01