Finding the Fourth Proportional to 13,753.34, 18,979.72 and 7,465.76

Step by Step Solution

1. Step 1: Write the proportion equation
   13,753.34 : 18,979.72 = 7,465.76 : x
2. Step 2: Convert to fraction form
   13,753.34/18,979.72 = 7,465.76/x
3. Step 3: Cross multiply
   13,753.34x = 18,979.72 × 7,465.76
4. Step 4: Simplify right side
   13,753.34x = 141,698,034.39
5. Step 5: Solve for x
   x = 141,698,034.39/13,753.34
6. Step 6: Final answer
   x = 10,302.81