Finding the Fourth Proportional to 13,196.04, 19,766.52 and 7,914.30

Step by Step Solution

1. Step 1: Write the proportion equation
   13,196.04 : 19,766.52 = 7,914.30 : x
2. Step 2: Convert to fraction form
   13,196.04/19,766.52 = 7,914.30/x
3. Step 3: Cross multiply
   13,196.04x = 19,766.52 × 7,914.30
4. Step 4: Simplify right side
   13,196.04x = 156,438,169.24
5. Step 5: Solve for x
   x = 156,438,169.24/13,196.04
6. Step 6: Final answer
   x = 11,854.93