Finding the Fourth Proportional to 12,013.35, 16,573.32 and 7,534.05

Step by Step Solution

1. Step 1: Write the proportion equation
   12,013.35 : 16,573.32 = 7,534.05 : x
2. Step 2: Convert to fraction form
   12,013.35/16,573.32 = 7,534.05/x
3. Step 3: Cross multiply
   12,013.35x = 16,573.32 × 7,534.05
4. Step 4: Simplify right side
   12,013.35x = 124,864,221.55
5. Step 5: Solve for x
   x = 124,864,221.55/12,013.35
6. Step 6: Final answer
   x = 10,393.79