Finding the Fourth Proportional to 25,105.91, 37,599.48 and 21,801.05

Step by Step Solution

1. Step 1: Write the proportion equation
   25,105.91 : 37,599.48 = 21,801.05 : x
2. Step 2: Convert to fraction form
   25,105.91/37,599.48 = 21,801.05/x
3. Step 3: Cross multiply
   25,105.91x = 37,599.48 × 21,801.05
4. Step 4: Simplify right side
   25,105.91x = 819,707,955.46
5. Step 5: Solve for x
   x = 819,707,955.46/25,105.91
6. Step 6: Final answer
   x = 32,650.01