Finding the Fourth Proportional to 23,215.86, 32,038.56 and 12,606.21

Step by Step Solution

1. Step 1: Write the proportion equation
   23,215.86 : 32,038.56 = 12,606.21 : x
2. Step 2: Convert to fraction form
   23,215.86/32,038.56 = 12,606.21/x
3. Step 3: Cross multiply
   23,215.86x = 32,038.56 × 12,606.21
4. Step 4: Simplify right side
   23,215.86x = 403,884,815.46
5. Step 5: Solve for x
   x = 403,884,815.46/23,215.86
6. Step 6: Final answer
   x = 17,396.94