Finding the Fourth Proportional to 30,089.31, 41,512.10 and 19,484.79

Step by Step Solution

1. Step 1: Write the proportion equation
   30,089.31 : 41,512.10 = 19,484.79 : x
2. Step 2: Convert to fraction form
   30,089.31/41,512.10 = 19,484.79/x
3. Step 3: Cross multiply
   30,089.31x = 41,512.10 × 19,484.79
4. Step 4: Simplify right side
   30,089.31x = 808,854,453.54
5. Step 5: Solve for x
   x = 808,854,453.54/30,089.31
6. Step 6: Final answer
   x = 26,881.79