Finding the Fourth Proportional to 21,358.19, 32,038.15 and 7,327.86

Step by Step Solution

1. Step 1: Write the proportion equation
   21,358.19 : 32,038.15 = 7,327.86 : x
2. Step 2: Convert to fraction form
   21,358.19/32,038.15 = 7,327.86/x
3. Step 3: Cross multiply
   21,358.19x = 32,038.15 × 7,327.86
4. Step 4: Simplify right side
   21,358.19x = 234,771,077.86
5. Step 5: Solve for x
   x = 234,771,077.86/21,358.19
6. Step 6: Final answer
   x = 10,992.09