Finding the Fourth Proportional to 12,073.89, 16,661.28 and 7,038.93

Step by Step Solution

1. Step 1: Write the proportion equation
   12,073.89 : 16,661.28 = 7,038.93 : x
2. Step 2: Convert to fraction form
   12,073.89/16,661.28 = 7,038.93/x
3. Step 3: Cross multiply
   12,073.89x = 16,661.28 × 7,038.93
4. Step 4: Simplify right side
   12,073.89x = 117,277,583.63
5. Step 5: Solve for x
   x = 117,277,583.63/12,073.89
6. Step 6: Final answer
   x = 9,713.32