Finding the Fourth Proportional to 21,725.34, 32,603.55 and 9,254.10

Step by Step Solution

1. Step 1: Write the proportion equation
   21,725.34 : 32,603.55 = 9,254.10 : x
2. Step 2: Convert to fraction form
   21,725.34/32,603.55 = 9,254.10/x
3. Step 3: Cross multiply
   21,725.34x = 32,603.55 × 9,254.10
4. Step 4: Simplify right side
   21,725.34x = 301,716,512.06
5. Step 5: Solve for x
   x = 301,716,512.06/21,725.34
6. Step 6: Final answer
   x = 13,887.77