Finding the Fourth Proportional to 10,670.46, 16,014.06 and 7,406.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,670.46 : 16,014.06 = 7,406.52 : x
2. Step 2: Convert to fraction form
   10,670.46/16,014.06 = 7,406.52/x
3. Step 3: Cross multiply
   10,670.46x = 16,014.06 × 7,406.52
4. Step 4: Simplify right side
   10,670.46x = 118,608,455.67
5. Step 5: Solve for x
   x = 118,608,455.67/10,670.46
6. Step 6: Final answer
   x = 11,115.59