Finding the Fourth Proportional to 25,973.76, 35,856.50 and 19,590.42

Step by Step Solution

1. Step 1: Write the proportion equation
   25,973.76 : 35,856.50 = 19,590.42 : x
2. Step 2: Convert to fraction form
   25,973.76/35,856.50 = 19,590.42/x
3. Step 3: Cross multiply
   25,973.76x = 35,856.50 × 19,590.42
4. Step 4: Simplify right side
   25,973.76x = 702,443,894.73
5. Step 5: Solve for x
   x = 702,443,894.73/25,973.76
6. Step 6: Final answer
   x = 27,044.37