Finding the Fourth Proportional to 11,810.34, 16,298.28 and 7,331.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,810.34 : 16,298.28 = 7,331.38 : x
2. Step 2: Convert to fraction form
   11,810.34/16,298.28 = 7,331.38/x
3. Step 3: Cross multiply
   11,810.34x = 16,298.28 × 7,331.38
4. Step 4: Simplify right side
   11,810.34x = 119,488,843.28
5. Step 5: Solve for x
   x = 119,488,843.28/11,810.34
6. Step 6: Final answer
   x = 10,117.31