Finding the Fourth Proportional to 19,613.07, 29,419.59 and 7,926.29

Step by Step Solution

1. Step 1: Write the proportion equation
   19,613.07 : 29,419.59 = 7,926.29 : x
2. Step 2: Convert to fraction form
   19,613.07/29,419.59 = 7,926.29/x
3. Step 3: Cross multiply
   19,613.07x = 29,419.59 × 7,926.29
4. Step 4: Simplify right side
   19,613.07x = 233,188,054.92
5. Step 5: Solve for x
   x = 233,188,054.92/19,613.07
6. Step 6: Final answer
   x = 11,889.42