Finding the Fourth Proportional to 13,314.05, 18,373.50 and 7,346.12

Step by Step Solution

1. Step 1: Write the proportion equation
   13,314.05 : 18,373.50 = 7,346.12 : x
2. Step 2: Convert to fraction form
   13,314.05/18,373.50 = 7,346.12/x
3. Step 3: Cross multiply
   13,314.05x = 18,373.50 × 7,346.12
4. Step 4: Simplify right side
   13,314.05x = 134,973,864.64
5. Step 5: Solve for x
   x = 134,973,864.64/13,314.05
6. Step 6: Final answer
   x = 10,137.70