Finding the Fourth Proportional to 13,092.09, 19,638.56 and 5,196.07

Step by Step Solution

1. Step 1: Write the proportion equation
   13,092.09 : 19,638.56 = 5,196.07 : x
2. Step 2: Convert to fraction form
   13,092.09/19,638.56 = 5,196.07/x
3. Step 3: Cross multiply
   13,092.09x = 19,638.56 × 5,196.07
4. Step 4: Simplify right side
   13,092.09x = 102,043,332.46
5. Step 5: Solve for x
   x = 102,043,332.46/13,092.09
6. Step 6: Final answer
   x = 7,794.27