Finding the Fourth Proportional to 21,719.16, 32,527.71 and 10,590.96

Step by Step Solution

1. Step 1: Write the proportion equation
   21,719.16 : 32,527.71 = 10,590.96 : x
2. Step 2: Convert to fraction form
   21,719.16/32,527.71 = 10,590.96/x
3. Step 3: Cross multiply
   21,719.16x = 32,527.71 × 10,590.96
4. Step 4: Simplify right side
   21,719.16x = 344,499,675.50
5. Step 5: Solve for x
   x = 344,499,675.50/21,719.16
6. Step 6: Final answer
   x = 15,861.56