Finding the Fourth Proportional to 13,196.06, 18,211.53 and 7,530.93

Step by Step Solution

1. Step 1: Write the proportion equation
   13,196.06 : 18,211.53 = 7,530.93 : x
2. Step 2: Convert to fraction form
   13,196.06/18,211.53 = 7,530.93/x
3. Step 3: Cross multiply
   13,196.06x = 18,211.53 × 7,530.93
4. Step 4: Simplify right side
   13,196.06x = 137,149,757.62
5. Step 5: Solve for x
   x = 137,149,757.62/13,196.06
6. Step 6: Final answer
   x = 10,393.24