Finding the Fourth Proportional to 21,488.60, 32,269.25 and 14,004.87

Step by Step Solution

1. Step 1: Write the proportion equation
   21,488.60 : 32,269.25 = 14,004.87 : x
2. Step 2: Convert to fraction form
   21,488.60/32,269.25 = 14,004.87/x
3. Step 3: Cross multiply
   21,488.60x = 32,269.25 × 14,004.87
4. Step 4: Simplify right side
   21,488.60x = 451,926,667.99
5. Step 5: Solve for x
   x = 451,926,667.99/21,488.60
6. Step 6: Final answer
   x = 21,031.00