Finding the Fourth Proportional to 23,100.60, 34,590.42 and 17,910.84

Step by Step Solution

1. Step 1: Write the proportion equation
   23,100.60 : 34,590.42 = 17,910.84 : x
2. Step 2: Convert to fraction form
   23,100.60/34,590.42 = 17,910.84/x
3. Step 3: Cross multiply
   23,100.60x = 34,590.42 × 17,910.84
4. Step 4: Simplify right side
   23,100.60x = 619,543,478.15
5. Step 5: Solve for x
   x = 619,543,478.15/23,100.60
6. Step 6: Final answer
   x = 26,819.37