Finding the Fourth Proportional to 34,478.75, 47,580.72 and 19,574.75

Step by Step Solution

1. Step 1: Write the proportion equation
   34,478.75 : 47,580.72 = 19,574.75 : x
2. Step 2: Convert to fraction form
   34,478.75/47,580.72 = 19,574.75/x
3. Step 3: Cross multiply
   34,478.75x = 47,580.72 × 19,574.75
4. Step 4: Simplify right side
   34,478.75x = 931,380,698.82
5. Step 5: Solve for x
   x = 931,380,698.82/34,478.75
6. Step 6: Final answer
   x = 27,013.18