Finding the Fourth Proportional to 11,841.90, 16,341.87 and 7,302.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,841.90 : 16,341.87 = 7,302.72 : x
2. Step 2: Convert to fraction form
   11,841.90/16,341.87 = 7,302.72/x
3. Step 3: Cross multiply
   11,841.90x = 16,341.87 × 7,302.72
4. Step 4: Simplify right side
   11,841.90x = 119,340,064.37
5. Step 5: Solve for x
   x = 119,340,064.37/11,841.90
6. Step 6: Final answer
   x = 10,077.78