Finding the Fourth Proportional to 10,669.46, 16,012.56 and 7,405.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,669.46 : 16,012.56 = 7,405.52 : x
2. Step 2: Convert to fraction form
   10,669.46/16,012.56 = 7,405.52/x
3. Step 3: Cross multiply
   10,669.46x = 16,012.56 × 7,405.52
4. Step 4: Simplify right side
   10,669.46x = 118,581,333.33
5. Step 5: Solve for x
   x = 118,581,333.33/10,669.46
6. Step 6: Final answer
   x = 11,114.09