Finding the Fourth Proportional to 48,050.72, 72,066.06 and 12,982.16

Step by Step Solution

1. Step 1: Write the proportion equation
   48,050.72 : 72,066.06 = 12,982.16 : x
2. Step 2: Convert to fraction form
   48,050.72/72,066.06 = 12,982.16/x
3. Step 3: Cross multiply
   48,050.72x = 72,066.06 × 12,982.16
4. Step 4: Simplify right side
   48,050.72x = 935,573,121.49
5. Step 5: Solve for x
   x = 935,573,121.49/48,050.72
6. Step 6: Final answer
   x = 19,470.53