Finding the Fourth Proportional to 21,659.56, 32,499.67 and 11,798.62

Step by Step Solution

1. Step 1: Write the proportion equation
   21,659.56 : 32,499.67 = 11,798.62 : x
2. Step 2: Convert to fraction form
   21,659.56/32,499.67 = 11,798.62/x
3. Step 3: Cross multiply
   21,659.56x = 32,499.67 × 11,798.62
4. Step 4: Simplify right side
   21,659.56x = 383,451,256.46
5. Step 5: Solve for x
   x = 383,451,256.46/21,659.56
6. Step 6: Final answer
   x = 17,703.56