Finding the Fourth Proportional to 31,404.79, 47,111.96 and 19,548.97

Step by Step Solution

1. Step 1: Write the proportion equation
   31,404.79 : 47,111.96 = 19,548.97 : x
2. Step 2: Convert to fraction form
   31,404.79/47,111.96 = 19,548.97/x
3. Step 3: Cross multiply
   31,404.79x = 47,111.96 × 19,548.97
4. Step 4: Simplify right side
   31,404.79x = 920,990,057.12
5. Step 5: Solve for x
   x = 920,990,057.12/31,404.79
6. Step 6: Final answer
   x = 29,326.42