Finding the Fourth Proportional to 48,532.46, 72,798.72 and 13,472.12

Step by Step Solution

1. Step 1: Write the proportion equation
   48,532.46 : 72,798.72 = 13,472.12 : x
2. Step 2: Convert to fraction form
   48,532.46/72,798.72 = 13,472.12/x
3. Step 3: Cross multiply
   48,532.46x = 72,798.72 × 13,472.12
4. Step 4: Simplify right side
   48,532.46x = 980,753,091.69
5. Step 5: Solve for x
   x = 980,753,091.69/48,532.46
6. Step 6: Final answer
   x = 20,208.19