Finding the Fourth Proportional to 21,747.59, 32,635.98 and 7,896.59

Step by Step Solution

1. Step 1: Write the proportion equation
   21,747.59 : 32,635.98 = 7,896.59 : x
2. Step 2: Convert to fraction form
   21,747.59/32,635.98 = 7,896.59/x
3. Step 3: Cross multiply
   21,747.59x = 32,635.98 × 7,896.59
4. Step 4: Simplify right side
   21,747.59x = 257,712,953.31
5. Step 5: Solve for x
   x = 257,712,953.31/21,747.59
6. Step 6: Final answer
   x = 11,850.18