Finding the Fourth Proportional to 12,042.37, 16,611.51 and 7,259.05

Step by Step Solution

1. Step 1: Write the proportion equation
   12,042.37 : 16,611.51 = 7,259.05 : x
2. Step 2: Convert to fraction form
   12,042.37/16,611.51 = 7,259.05/x
3. Step 3: Cross multiply
   12,042.37x = 16,611.51 × 7,259.05
4. Step 4: Simplify right side
   12,042.37x = 120,583,781.67
5. Step 5: Solve for x
   x = 120,583,781.67/12,042.37
6. Step 6: Final answer
   x = 10,013.29