Finding the Fourth Proportional to 15,447.42, 23,153.22 and 7,109.94

Step by Step Solution

1. Step 1: Write the proportion equation
   15,447.42 : 23,153.22 = 7,109.94 : x
2. Step 2: Convert to fraction form
   15,447.42/23,153.22 = 7,109.94/x
3. Step 3: Cross multiply
   15,447.42x = 23,153.22 × 7,109.94
4. Step 4: Simplify right side
   15,447.42x = 164,618,005.01
5. Step 5: Solve for x
   x = 164,618,005.01/15,447.42
6. Step 6: Final answer
   x = 10,656.67