Finding the Fourth Proportional to 23,066.99, 31,837.61 and 15,104.57

Step by Step Solution

1. Step 1: Write the proportion equation
   23,066.99 : 31,837.61 = 15,104.57 : x
2. Step 2: Convert to fraction form
   23,066.99/31,837.61 = 15,104.57/x
3. Step 3: Cross multiply
   23,066.99x = 31,837.61 × 15,104.57
4. Step 4: Simplify right side
   23,066.99x = 480,893,526.23
5. Step 5: Solve for x
   x = 480,893,526.23/23,066.99
6. Step 6: Final answer
   x = 20,847.70