Finding the Fourth Proportional to 21,462.21, 32,188.39 and 5,881.05

Step by Step Solution

1. Step 1: Write the proportion equation
   21,462.21 : 32,188.39 = 5,881.05 : x
2. Step 2: Convert to fraction form
   21,462.21/32,188.39 = 5,881.05/x
3. Step 3: Cross multiply
   21,462.21x = 32,188.39 × 5,881.05
4. Step 4: Simplify right side
   21,462.21x = 189,301,531.01
5. Step 5: Solve for x
   x = 189,301,531.01/21,462.21
6. Step 6: Final answer
   x = 8,820.23