Finding the Fourth Proportional to 23,045.08, 31,802.34 and 13,109.08

Step by Step Solution

1. Step 1: Write the proportion equation
   23,045.08 : 31,802.34 = 13,109.08 : x
2. Step 2: Convert to fraction form
   23,045.08/31,802.34 = 13,109.08/x
3. Step 3: Cross multiply
   23,045.08x = 31,802.34 × 13,109.08
4. Step 4: Simplify right side
   23,045.08x = 416,899,419.25
5. Step 5: Solve for x
   x = 416,899,419.25/23,045.08
6. Step 6: Final answer
   x = 18,090.60