Finding the Fourth Proportional to 34,109.74, 47,071.52 and 19,772.34

Step by Step Solution

1. Step 1: Write the proportion equation
   34,109.74 : 47,071.52 = 19,772.34 : x
2. Step 2: Convert to fraction form
   34,109.74/47,071.52 = 19,772.34/x
3. Step 3: Cross multiply
   34,109.74x = 47,071.52 × 19,772.34
4. Step 4: Simplify right side
   34,109.74x = 930,714,097.76
5. Step 5: Solve for x
   x = 930,714,097.76/34,109.74
6. Step 6: Final answer
   x = 27,285.87