Finding the Fourth Proportional to 47,167.85, 70,764.06 and 13,886.82

Step by Step Solution

1. Step 1: Write the proportion equation
   47,167.85 : 70,764.06 = 13,886.82 : x
2. Step 2: Convert to fraction form
   47,167.85/70,764.06 = 13,886.82/x
3. Step 3: Cross multiply
   47,167.85x = 70,764.06 × 13,886.82
4. Step 4: Simplify right side
   47,167.85x = 982,687,763.69
5. Step 5: Solve for x
   x = 982,687,763.69/47,167.85
6. Step 6: Final answer
   x = 20,833.85