Finding the Fourth Proportional to 12,005.74, 16,573.98 and 7,535.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,005.74 : 16,573.98 = 7,535.98 : x
2. Step 2: Convert to fraction form
   12,005.74/16,573.98 = 7,535.98/x
3. Step 3: Cross multiply
   12,005.74x = 16,573.98 × 7,535.98
4. Step 4: Simplify right side
   12,005.74x = 124,901,181.80
5. Step 5: Solve for x
   x = 124,901,181.80/12,005.74
6. Step 6: Final answer
   x = 10,403.46