Finding the Fourth Proportional to 23,870.35, 35,771.58 and 17,580.91

Step by Step Solution

1. Step 1: Write the proportion equation
   23,870.35 : 35,771.58 = 17,580.91 : x
2. Step 2: Convert to fraction form
   23,870.35/35,771.58 = 17,580.91/x
3. Step 3: Cross multiply
   23,870.35x = 35,771.58 × 17,580.91
4. Step 4: Simplify right side
   23,870.35x = 628,896,793.63
5. Step 5: Solve for x
   x = 628,896,793.63/23,870.35
6. Step 6: Final answer
   x = 26,346.36