Finding the Fourth Proportional to 22,926.99, 34,395.43 and 7,131.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,926.99 : 34,395.43 = 7,131.72 : x
2. Step 2: Convert to fraction form
   22,926.99/34,395.43 = 7,131.72/x
3. Step 3: Cross multiply
   22,926.99x = 34,395.43 × 7,131.72
4. Step 4: Simplify right side
   22,926.99x = 245,298,576.04
5. Step 5: Solve for x
   x = 245,298,576.04/22,926.99
6. Step 6: Final answer
   x = 10,699.12