Finding the Fourth Proportional to 21,551.83, 32,336.90 and 9,074.59

Step by Step Solution

1. Step 1: Write the proportion equation
   21,551.83 : 32,336.90 = 9,074.59 : x
2. Step 2: Convert to fraction form
   21,551.83/32,336.90 = 9,074.59/x
3. Step 3: Cross multiply
   21,551.83x = 32,336.90 × 9,074.59
4. Step 4: Simplify right side
   21,551.83x = 293,444,109.37
5. Step 5: Solve for x
   x = 293,444,109.37/21,551.83
6. Step 6: Final answer
   x = 13,615.74