Finding the Fourth Proportional to 21,484.45, 32,238.42 and 8,337.34

Step by Step Solution

1. Step 1: Write the proportion equation
   21,484.45 : 32,238.42 = 8,337.34 : x
2. Step 2: Convert to fraction form
   21,484.45/32,238.42 = 8,337.34/x
3. Step 3: Cross multiply
   21,484.45x = 32,238.42 × 8,337.34
4. Step 4: Simplify right side
   21,484.45x = 268,782,668.60
5. Step 5: Solve for x
   x = 268,782,668.60/21,484.45
6. Step 6: Final answer
   x = 12,510.57