Finding the Fourth Proportional to 25,659.55, 35,419.89 and 22,060.09

Step by Step Solution

1. Step 1: Write the proportion equation
   25,659.55 : 35,419.89 = 22,060.09 : x
2. Step 2: Convert to fraction form
   25,659.55/35,419.89 = 22,060.09/x
3. Step 3: Cross multiply
   25,659.55x = 35,419.89 × 22,060.09
4. Step 4: Simplify right side
   25,659.55x = 781,365,961.19
5. Step 5: Solve for x
   x = 781,365,961.19/25,659.55
6. Step 6: Final answer
   x = 30,451.27