Finding the Fourth Proportional to 23,128.59, 34,656.54 and 17,876.46

Step by Step Solution

1. Step 1: Write the proportion equation
   23,128.59 : 34,656.54 = 17,876.46 : x
2. Step 2: Convert to fraction form
   23,128.59/34,656.54 = 17,876.46/x
3. Step 3: Cross multiply
   23,128.59x = 34,656.54 × 17,876.46
4. Step 4: Simplify right side
   23,128.59x = 619,536,121.09
5. Step 5: Solve for x
   x = 619,536,121.09/23,128.59
6. Step 6: Final answer
   x = 26,786.60