Finding the Fourth Proportional to 11,888, 16,401.46 and 7,345.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,888 : 16,401.46 = 7,345.82 : x
2. Step 2: Convert to fraction form
   11,888/16,401.46 = 7,345.82/x
3. Step 3: Cross multiply
   11,888x = 16,401.46 × 7,345.82
4. Step 4: Simplify right side
   11,888x = 120,482,172.90
5. Step 5: Solve for x
   x = 120,482,172.90/11,888
6. Step 6: Final answer
   x = 10,134.77