Finding the Fourth Proportional to 21,453.52, 32,179.80 and 5,870.96

Step by Step Solution

1. Step 1: Write the proportion equation
   21,453.52 : 32,179.80 = 5,870.96 : x
2. Step 2: Convert to fraction form
   21,453.52/32,179.80 = 5,870.96/x
3. Step 3: Cross multiply
   21,453.52x = 32,179.80 × 5,870.96
4. Step 4: Simplify right side
   21,453.52x = 188,926,318.61
5. Step 5: Solve for x
   x = 188,926,318.61/21,453.52
6. Step 6: Final answer
   x = 8,806.31