Finding the Fourth Proportional to 47,003.10, 70,503.69 and 19,301.34

Step by Step Solution

1. Step 1: Write the proportion equation
   47,003.10 : 70,503.69 = 19,301.34 : x
2. Step 2: Convert to fraction form
   47,003.10/70,503.69 = 19,301.34/x
3. Step 3: Cross multiply
   47,003.10x = 70,503.69 × 19,301.34
4. Step 4: Simplify right side
   47,003.10x = 1,360,815,691.94
5. Step 5: Solve for x
   x = 1,360,815,691.94/47,003.10
6. Step 6: Final answer
   x = 28,951.62